Home / 753,229.83-1,039,204.26-426,498.18

Finding the Fourth Proportional to 753,229.83, 1,039,204.26 and 426,498.18

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Solution

The fourth proportional to 753,229.83, 1,039,204.26 and 426,498.18 is: 588,424.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,229.83 : 1,039,204.26 = 426,498.18 : x
  2. Step 2: Convert to fraction form
    753,229.83/1,039,204.26 = 426,498.18/x
  3. Step 3: Cross multiply
    753,229.83x = 1,039,204.26 × 426,498.18
  4. Step 4: Simplify right side
    753,229.83x = 443,218,725,538.25
  5. Step 5: Solve for x
    x = 443,218,725,538.25/753,229.83
  6. Step 6: Final answer
    x = 588,424.29

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Double scale
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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.