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Finding the Fourth Proportional to 472,602.36, 652,165.25 and 268,624.92

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Solution

The fourth proportional to 472,602.36, 652,165.25 and 268,624.92 is: 370,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,602.36 : 652,165.25 = 268,624.92 : x
  2. Step 2: Convert to fraction form
    472,602.36/652,165.25 = 268,624.92/x
  3. Step 3: Cross multiply
    472,602.36x = 652,165.25 × 268,624.92
  4. Step 4: Simplify right side
    472,602.36x = 175,187,836,764.91
  5. Step 5: Solve for x
    x = 175,187,836,764.91/472,602.36
  6. Step 6: Final answer
    x = 370,687.60

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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.