Home / 793,248.42-1,188,691.02-438,363.84

Finding the Fourth Proportional to 793,248.42, 1,188,691.02 and 438,363.84

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Solution

The fourth proportional to 793,248.42, 1,188,691.02 and 438,363.84 is: 656,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,248.42 : 1,188,691.02 = 438,363.84 : x
  2. Step 2: Convert to fraction form
    793,248.42/1,188,691.02 = 438,363.84/x
  3. Step 3: Cross multiply
    793,248.42x = 1,188,691.02 × 438,363.84
  4. Step 4: Simplify right side
    793,248.42x = 521,079,160,100.72
  5. Step 5: Solve for x
    x = 521,079,160,100.72/793,248.42
  6. Step 6: Final answer
    x = 656,892.78

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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.