Home / 1,127,873.00-1,691,909.09-318,264.55

Finding the Fourth Proportional to 1,127,873.00, 1,691,909.09 and 318,264.55

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Solution

The fourth proportional to 1,127,873.00, 1,691,909.09 and 318,264.55 is: 477,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,873.00 : 1,691,909.09 = 318,264.55 : x
  2. Step 2: Convert to fraction form
    1,127,873.00/1,691,909.09 = 318,264.55/x
  3. Step 3: Cross multiply
    1,127,873.00x = 1,691,909.09 × 318,264.55
  4. Step 4: Simplify right side
    1,127,873.00x = 538,474,681,735.65
  5. Step 5: Solve for x
    x = 538,474,681,735.65/1,127,873.00
  6. Step 6: Final answer
    x = 477,424.92

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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.