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Finding the Fourth Proportional to 283,780.77, 425,948.18 and 234,364.29

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Solution

The fourth proportional to 283,780.77, 425,948.18 and 234,364.29 is: 351,775.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,780.77 : 425,948.18 = 234,364.29 : x
  2. Step 2: Convert to fraction form
    283,780.77/425,948.18 = 234,364.29/x
  3. Step 3: Cross multiply
    283,780.77x = 425,948.18 × 234,364.29
  4. Step 4: Simplify right side
    283,780.77x = 99,827,041,610.67
  5. Step 5: Solve for x
    x = 99,827,041,610.67/283,780.77
  6. Step 6: Final answer
    x = 351,775.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.