Home / 782,960.35-1,080,466.90-460,691.32

Finding the Fourth Proportional to 782,960.35, 1,080,466.90 and 460,691.32

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Solution

The fourth proportional to 782,960.35, 1,080,466.90 and 460,691.32 is: 635,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,960.35 : 1,080,466.90 = 460,691.32 : x
  2. Step 2: Convert to fraction form
    782,960.35/1,080,466.90 = 460,691.32/x
  3. Step 3: Cross multiply
    782,960.35x = 1,080,466.90 × 460,691.32
  4. Step 4: Simplify right side
    782,960.35x = 497,761,714,671.52
  5. Step 5: Solve for x
    x = 497,761,714,671.52/782,960.35
  6. Step 6: Final answer
    x = 635,743.20

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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.