Home / 748,536.26-1,032,855.10-426,251.30

Finding the Fourth Proportional to 748,536.26, 1,032,855.10 and 426,251.30

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Solution

The fourth proportional to 748,536.26, 1,032,855.10 and 426,251.30 is: 588,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,536.26 : 1,032,855.10 = 426,251.30 : x
  2. Step 2: Convert to fraction form
    748,536.26/1,032,855.10 = 426,251.30/x
  3. Step 3: Cross multiply
    748,536.26x = 1,032,855.10 × 426,251.30
  4. Step 4: Simplify right side
    748,536.26x = 440,255,822,856.73
  5. Step 5: Solve for x
    x = 440,255,822,856.73/748,536.26
  6. Step 6: Final answer
    x = 588,155.64

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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.