Home / 1,455,205.40-2,182,808.10-444,325.40

Finding the Fourth Proportional to 1,455,205.40, 2,182,808.10 and 444,325.40

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Solution

The fourth proportional to 1,455,205.40, 2,182,808.10 and 444,325.40 is: 666,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,205.40 : 2,182,808.10 = 444,325.40 : x
  2. Step 2: Convert to fraction form
    1,455,205.40/2,182,808.10 = 444,325.40/x
  3. Step 3: Cross multiply
    1,455,205.40x = 2,182,808.10 × 444,325.40
  4. Step 4: Simplify right side
    1,455,205.40x = 969,877,082,155.74
  5. Step 5: Solve for x
    x = 969,877,082,155.74/1,455,205.40
  6. Step 6: Final answer
    x = 666,488.10

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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.