Home / 1,087,489.38-1,631,250.48-377,539.97

Finding the Fourth Proportional to 1,087,489.38, 1,631,250.48 and 377,539.97

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Solution

The fourth proportional to 1,087,489.38, 1,631,250.48 and 377,539.97 is: 566,315.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,489.38 : 1,631,250.48 = 377,539.97 : x
  2. Step 2: Convert to fraction form
    1,087,489.38/1,631,250.48 = 377,539.97/x
  3. Step 3: Cross multiply
    1,087,489.38x = 1,631,250.48 × 377,539.97
  4. Step 4: Simplify right side
    1,087,489.38x = 615,862,255,393.99
  5. Step 5: Solve for x
    x = 615,862,255,393.99/1,087,489.38
  6. Step 6: Final answer
    x = 566,315.65

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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.