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Finding the Fourth Proportional to 467,113.92, 644,617.20 and 252,253.98

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Solution

The fourth proportional to 467,113.92, 644,617.20 and 252,253.98 is: 348,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,113.92 : 644,617.20 = 252,253.98 : x
  2. Step 2: Convert to fraction form
    467,113.92/644,617.20 = 252,253.98/x
  3. Step 3: Cross multiply
    467,113.92x = 644,617.20 × 252,253.98
  4. Step 4: Simplify right side
    467,113.92x = 162,607,254,276.46
  5. Step 5: Solve for x
    x = 162,607,254,276.46/467,113.92
  6. Step 6: Final answer
    x = 348,110.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.