Home / 739,713.60-1,108,922.40-502,286.40

Finding the Fourth Proportional to 739,713.60, 1,108,922.40 and 502,286.40

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Solution

The fourth proportional to 739,713.60, 1,108,922.40 and 502,286.40 is: 752,989.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,713.60 : 1,108,922.40 = 502,286.40 : x
  2. Step 2: Convert to fraction form
    739,713.60/1,108,922.40 = 502,286.40/x
  3. Step 3: Cross multiply
    739,713.60x = 1,108,922.40 × 502,286.40
  4. Step 4: Simplify right side
    739,713.60x = 556,996,640,175.36
  5. Step 5: Solve for x
    x = 556,996,640,175.36/739,713.60
  6. Step 6: Final answer
    x = 752,989.59

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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.