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Finding the Fourth Proportional to 337,661.88, 506,369.43 and 147,991.47

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Solution

The fourth proportional to 337,661.88, 506,369.43 and 147,991.47 is: 221,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,661.88 : 506,369.43 = 147,991.47 : x
  2. Step 2: Convert to fraction form
    337,661.88/506,369.43 = 147,991.47/x
  3. Step 3: Cross multiply
    337,661.88x = 506,369.43 × 147,991.47
  4. Step 4: Simplify right side
    337,661.88x = 74,938,356,308.76
  5. Step 5: Solve for x
    x = 74,938,356,308.76/337,661.88
  6. Step 6: Final answer
    x = 221,933.13

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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.