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Finding the Fourth Proportional to 344,233.87, 516,552.90 and 144,538.90

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Solution

The fourth proportional to 344,233.87, 516,552.90 and 144,538.90 is: 216,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,233.87 : 516,552.90 = 144,538.90 : x
  2. Step 2: Convert to fraction form
    344,233.87/516,552.90 = 144,538.90/x
  3. Step 3: Cross multiply
    344,233.87x = 516,552.90 × 144,538.90
  4. Step 4: Simplify right side
    344,233.87x = 74,661,987,957.81
  5. Step 5: Solve for x
    x = 74,661,987,957.81/344,233.87
  6. Step 6: Final answer
    x = 216,893.21

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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.