Home / 848,165.40-1,272,248.10-709,234.20

Finding the Fourth Proportional to 848,165.40, 1,272,248.10 and 709,234.20

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Solution

The fourth proportional to 848,165.40, 1,272,248.10 and 709,234.20 is: 1,063,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,165.40 : 1,272,248.10 = 709,234.20 : x
  2. Step 2: Convert to fraction form
    848,165.40/1,272,248.10 = 709,234.20/x
  3. Step 3: Cross multiply
    848,165.40x = 1,272,248.10 × 709,234.20
  4. Step 4: Simplify right side
    848,165.40x = 902,321,863,405.02
  5. Step 5: Solve for x
    x = 902,321,863,405.02/848,165.40
  6. Step 6: Final answer
    x = 1,063,851.30

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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.