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Finding the Fourth Proportional to 473,232.76, 708,717.47 and 272,945.96

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Solution

The fourth proportional to 473,232.76, 708,717.47 and 272,945.96 is: 408,766.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,232.76 : 708,717.47 = 272,945.96 : x
  2. Step 2: Convert to fraction form
    473,232.76/708,717.47 = 272,945.96/x
  3. Step 3: Cross multiply
    473,232.76x = 708,717.47 × 272,945.96
  4. Step 4: Simplify right side
    473,232.76x = 193,441,570,217.92
  5. Step 5: Solve for x
    x = 193,441,570,217.92/473,232.76
  6. Step 6: Final answer
    x = 408,766.23

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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.