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Finding the Fourth Proportional to 472,254.84, 651,711.92 and 268,306.11

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Solution

The fourth proportional to 472,254.84, 651,711.92 and 268,306.11 is: 370,262.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,254.84 : 651,711.92 = 268,306.11 : x
  2. Step 2: Convert to fraction form
    472,254.84/651,711.92 = 268,306.11/x
  3. Step 3: Cross multiply
    472,254.84x = 651,711.92 × 268,306.11
  4. Step 4: Simplify right side
    472,254.84x = 174,858,288,754.30
  5. Step 5: Solve for x
    x = 174,858,288,754.30/472,254.84
  6. Step 6: Final answer
    x = 370,262.57

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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.