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Finding the Fourth Proportional to 425,337.37, 586,991.69 and 234,350.71

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Solution

The fourth proportional to 425,337.37, 586,991.69 and 234,350.71 is: 323,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,337.37 : 586,991.69 = 234,350.71 : x
  2. Step 2: Convert to fraction form
    425,337.37/586,991.69 = 234,350.71/x
  3. Step 3: Cross multiply
    425,337.37x = 586,991.69 × 234,350.71
  4. Step 4: Simplify right side
    425,337.37x = 137,561,919,315.60
  5. Step 5: Solve for x
    x = 137,561,919,315.60/425,337.37
  6. Step 6: Final answer
    x = 323,418.37

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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.