Home / 794,502.40-1,191,753.60-511,067.20

Finding the Fourth Proportional to 794,502.40, 1,191,753.60 and 511,067.20

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Solution

The fourth proportional to 794,502.40, 1,191,753.60 and 511,067.20 is: 766,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,502.40 : 1,191,753.60 = 511,067.20 : x
  2. Step 2: Convert to fraction form
    794,502.40/1,191,753.60 = 511,067.20/x
  3. Step 3: Cross multiply
    794,502.40x = 1,191,753.60 × 511,067.20
  4. Step 4: Simplify right side
    794,502.40x = 609,066,175,441.92
  5. Step 5: Solve for x
    x = 609,066,175,441.92/794,502.40
  6. Step 6: Final answer
    x = 766,600.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.