Home / 757,789.68-1,137,186.52-416,471.46

Finding the Fourth Proportional to 757,789.68, 1,137,186.52 and 416,471.46

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Solution

The fourth proportional to 757,789.68, 1,137,186.52 and 416,471.46 is: 624,983.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,789.68 : 1,137,186.52 = 416,471.46 : x
  2. Step 2: Convert to fraction form
    757,789.68/1,137,186.52 = 416,471.46/x
  3. Step 3: Cross multiply
    757,789.68x = 1,137,186.52 × 416,471.46
  4. Step 4: Simplify right side
    757,789.68x = 473,605,730,276.72
  5. Step 5: Solve for x
    x = 473,605,730,276.72/757,789.68
  6. Step 6: Final answer
    x = 624,983.08

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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.