Home / 888,812.97-1,226,561.10-501,709.87

Finding the Fourth Proportional to 888,812.97, 1,226,561.10 and 501,709.87

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Solution

The fourth proportional to 888,812.97, 1,226,561.10 and 501,709.87 is: 692,359.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,812.97 : 1,226,561.10 = 501,709.87 : x
  2. Step 2: Convert to fraction form
    888,812.97/1,226,561.10 = 501,709.87/x
  3. Step 3: Cross multiply
    888,812.97x = 1,226,561.10 × 501,709.87
  4. Step 4: Simplify right side
    888,812.97x = 615,377,801,386.70
  5. Step 5: Solve for x
    x = 615,377,801,386.70/888,812.97
  6. Step 6: Final answer
    x = 692,359.16

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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.