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Finding the Fourth Proportional to 472,256.22, 708,593.01 and 247,562.93

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Solution

The fourth proportional to 472,256.22, 708,593.01 and 247,562.93 is: 371,453.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,256.22 : 708,593.01 = 247,562.93 : x
  2. Step 2: Convert to fraction form
    472,256.22/708,593.01 = 247,562.93/x
  3. Step 3: Cross multiply
    472,256.22x = 708,593.01 × 247,562.93
  4. Step 4: Simplify right side
    472,256.22x = 175,421,363,968.78
  5. Step 5: Solve for x
    x = 175,421,363,968.78/472,256.22
  6. Step 6: Final answer
    x = 371,453.79

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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.