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Finding the Fourth Proportional to 337,496.40, 506,244.60 and 317,813.40

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Solution

The fourth proportional to 337,496.40, 506,244.60 and 317,813.40 is: 476,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,496.40 : 506,244.60 = 317,813.40 : x
  2. Step 2: Convert to fraction form
    337,496.40/506,244.60 = 317,813.40/x
  3. Step 3: Cross multiply
    337,496.40x = 506,244.60 × 317,813.40
  4. Step 4: Simplify right side
    337,496.40x = 160,891,317,557.64
  5. Step 5: Solve for x
    x = 160,891,317,557.64/337,496.40
  6. Step 6: Final answer
    x = 476,720.10

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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.