Home / 832,261.26-1,148,520.15-469,761.18

Finding the Fourth Proportional to 832,261.26, 1,148,520.15 and 469,761.18

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Solution

The fourth proportional to 832,261.26, 1,148,520.15 and 469,761.18 is: 648,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,261.26 : 1,148,520.15 = 469,761.18 : x
  2. Step 2: Convert to fraction form
    832,261.26/1,148,520.15 = 469,761.18/x
  3. Step 3: Cross multiply
    832,261.26x = 1,148,520.15 × 469,761.18
  4. Step 4: Simplify right side
    832,261.26x = 539,530,180,917.78
  5. Step 5: Solve for x
    x = 539,530,180,917.78/832,261.26
  6. Step 6: Final answer
    x = 648,270.21

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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.