Home / 704,366.17-1,056,591.12-272,086.89

Finding the Fourth Proportional to 704,366.17, 1,056,591.12 and 272,086.89

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Solution

The fourth proportional to 704,366.17, 1,056,591.12 and 272,086.89 is: 408,146.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,366.17 : 1,056,591.12 = 272,086.89 : x
  2. Step 2: Convert to fraction form
    704,366.17/1,056,591.12 = 272,086.89/x
  3. Step 3: Cross multiply
    704,366.17x = 1,056,591.12 × 272,086.89
  4. Step 4: Simplify right side
    704,366.17x = 287,484,591,842.42
  5. Step 5: Solve for x
    x = 287,484,591,842.42/704,366.17
  6. Step 6: Final answer
    x = 408,146.51

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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.