Home / 766,483.68-1,057,749.40-460,565.18

Finding the Fourth Proportional to 766,483.68, 1,057,749.40 and 460,565.18

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Solution

The fourth proportional to 766,483.68, 1,057,749.40 and 460,565.18 is: 635,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,483.68 : 1,057,749.40 = 460,565.18 : x
  2. Step 2: Convert to fraction form
    766,483.68/1,057,749.40 = 460,565.18/x
  3. Step 3: Cross multiply
    766,483.68x = 1,057,749.40 × 460,565.18
  4. Step 4: Simplify right side
    766,483.68x = 487,162,542,805.89
  5. Step 5: Solve for x
    x = 487,162,542,805.89/766,483.68
  6. Step 6: Final answer
    x = 635,581.10

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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.