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Finding the Fourth Proportional to 425,895.96, 587,689.74 and 234,897.24

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Solution

The fourth proportional to 425,895.96, 587,689.74 and 234,897.24 is: 324,132.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,895.96 : 587,689.74 = 234,897.24 : x
  2. Step 2: Convert to fraction form
    425,895.96/587,689.74 = 234,897.24/x
  3. Step 3: Cross multiply
    425,895.96x = 587,689.74 × 234,897.24
  4. Step 4: Simplify right side
    425,895.96x = 138,046,697,902.32
  5. Step 5: Solve for x
    x = 138,046,697,902.32/425,895.96
  6. Step 6: Final answer
    x = 324,132.44

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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.