Home / 1,043,496.40-1,565,244.60-378,408.40

Finding the Fourth Proportional to 1,043,496.40, 1,565,244.60 and 378,408.40

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Solution

The fourth proportional to 1,043,496.40, 1,565,244.60 and 378,408.40 is: 567,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,496.40 : 1,565,244.60 = 378,408.40 : x
  2. Step 2: Convert to fraction form
    1,043,496.40/1,565,244.60 = 378,408.40/x
  3. Step 3: Cross multiply
    1,043,496.40x = 1,565,244.60 × 378,408.40
  4. Step 4: Simplify right side
    1,043,496.40x = 592,301,704,694.64
  5. Step 5: Solve for x
    x = 592,301,704,694.64/1,043,496.40
  6. Step 6: Final answer
    x = 567,612.60

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.