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Finding the Fourth Proportional to 337,955.27, 506,906.91 and 209,897.53

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Solution

The fourth proportional to 337,955.27, 506,906.91 and 209,897.53 is: 314,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,955.27 : 506,906.91 = 209,897.53 : x
  2. Step 2: Convert to fraction form
    337,955.27/506,906.91 = 209,897.53/x
  3. Step 3: Cross multiply
    337,955.27x = 506,906.91 × 209,897.53
  4. Step 4: Simplify right side
    337,955.27x = 106,398,507,081.67
  5. Step 5: Solve for x
    x = 106,398,507,081.67/337,955.27
  6. Step 6: Final answer
    x = 314,830.15

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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.