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Finding the Fourth Proportional to 473,892.59, 711,469.47 and 249,410.68

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Solution

The fourth proportional to 473,892.59, 711,469.47 and 249,410.68 is: 374,447.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,892.59 : 711,469.47 = 249,410.68 : x
  2. Step 2: Convert to fraction form
    473,892.59/711,469.47 = 249,410.68/x
  3. Step 3: Cross multiply
    473,892.59x = 711,469.47 × 249,410.68
  4. Step 4: Simplify right side
    473,892.59x = 177,448,083,468.56
  5. Step 5: Solve for x
    x = 177,448,083,468.56/473,892.59
  6. Step 6: Final answer
    x = 374,447.89

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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.