Home / 572,251.64-789,789.39-342,818.60

Finding the Fourth Proportional to 572,251.64, 789,789.39 and 342,818.60

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Solution

The fourth proportional to 572,251.64, 789,789.39 and 342,818.60 is: 473,138.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,251.64 : 789,789.39 = 342,818.60 : x
  2. Step 2: Convert to fraction form
    572,251.64/789,789.39 = 342,818.60/x
  3. Step 3: Cross multiply
    572,251.64x = 789,789.39 × 342,818.60
  4. Step 4: Simplify right side
    572,251.64x = 270,754,487,740.14
  5. Step 5: Solve for x
    x = 270,754,487,740.14/572,251.64
  6. Step 6: Final answer
    x = 473,138.86

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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.