Home / 766,425.27-1,057,616.09-460,514.53

Finding the Fourth Proportional to 766,425.27, 1,057,616.09 and 460,514.53

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Solution

The fourth proportional to 766,425.27, 1,057,616.09 and 460,514.53 is: 635,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,425.27 : 1,057,616.09 = 460,514.53 : x
  2. Step 2: Convert to fraction form
    766,425.27/1,057,616.09 = 460,514.53/x
  3. Step 3: Cross multiply
    766,425.27x = 1,057,616.09 × 460,514.53
  4. Step 4: Simplify right side
    766,425.27x = 487,047,577,353.17
  5. Step 5: Solve for x
    x = 487,047,577,353.17/766,425.27
  6. Step 6: Final answer
    x = 635,479.54

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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.