Home / 1,248,150.17-1,872,331.75-438,463.83

Finding the Fourth Proportional to 1,248,150.17, 1,872,331.75 and 438,463.83

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Solution

The fourth proportional to 1,248,150.17, 1,872,331.75 and 438,463.83 is: 657,733.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,150.17 : 1,872,331.75 = 438,463.83 : x
  2. Step 2: Convert to fraction form
    1,248,150.17/1,872,331.75 = 438,463.83/x
  3. Step 3: Cross multiply
    1,248,150.17x = 1,872,331.75 × 438,463.83
  4. Step 4: Simplify right side
    1,248,150.17x = 820,949,744,706.70
  5. Step 5: Solve for x
    x = 820,949,744,706.70/1,248,150.17
  6. Step 6: Final answer
    x = 657,733.15

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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.