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Finding the Fourth Proportional to 425,801.26, 587,614.23 and 275,160.70

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Solution

The fourth proportional to 425,801.26, 587,614.23 and 275,160.70 is: 379,727.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,801.26 : 587,614.23 = 275,160.70 : x
  2. Step 2: Convert to fraction form
    425,801.26/587,614.23 = 275,160.70/x
  3. Step 3: Cross multiply
    425,801.26x = 587,614.23 × 275,160.70
  4. Step 4: Simplify right side
    425,801.26x = 161,688,342,856.76
  5. Step 5: Solve for x
    x = 161,688,342,856.76/425,801.26
  6. Step 6: Final answer
    x = 379,727.25

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1.5x scale

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.