Home / 572,176.52-789,613.60-314,077.61

Finding the Fourth Proportional to 572,176.52, 789,613.60 and 314,077.61

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Solution

The fourth proportional to 572,176.52, 789,613.60 and 314,077.61 is: 433,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,176.52 : 789,613.60 = 314,077.61 : x
  2. Step 2: Convert to fraction form
    572,176.52/789,613.60 = 314,077.61/x
  3. Step 3: Cross multiply
    572,176.52x = 789,613.60 × 314,077.61
  4. Step 4: Simplify right side
    572,176.52x = 247,999,948,363.43
  5. Step 5: Solve for x
    x = 247,999,948,363.43/572,176.52
  6. Step 6: Final answer
    x = 433,432.59

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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.