Home / 731,062.15-1,008,862.41-408,772.27

Finding the Fourth Proportional to 731,062.15, 1,008,862.41 and 408,772.27

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Solution

The fourth proportional to 731,062.15, 1,008,862.41 and 408,772.27 is: 564,103.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,062.15 : 1,008,862.41 = 408,772.27 : x
  2. Step 2: Convert to fraction form
    731,062.15/1,008,862.41 = 408,772.27/x
  3. Step 3: Cross multiply
    731,062.15x = 1,008,862.41 × 408,772.27
  4. Step 4: Simplify right side
    731,062.15x = 412,394,977,453.37
  5. Step 5: Solve for x
    x = 412,394,977,453.37/731,062.15
  6. Step 6: Final answer
    x = 564,103.86

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1.5x scale

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.