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Finding the Fourth Proportional to 1,036.68, 1,552.64 and 624.92

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Solution

The fourth proportional to 1,036.68, 1,552.64 and 624.92 is: 935.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.68 : 1,552.64 = 624.92 : x
  2. Step 2: Convert to fraction form
    1,036.68/1,552.64 = 624.92/x
  3. Step 3: Cross multiply
    1,036.68x = 1,552.64 × 624.92
  4. Step 4: Simplify right side
    1,036.68x = 970,275.79
  5. Step 5: Solve for x
    x = 970,275.79/1,036.68
  6. Step 6: Final answer
    x = 935.95

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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.