Home / 1,067,728.48-1,601,126.16-319,599.52

Finding the Fourth Proportional to 1,067,728.48, 1,601,126.16 and 319,599.52

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Solution

The fourth proportional to 1,067,728.48, 1,601,126.16 and 319,599.52 is: 479,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,728.48 : 1,601,126.16 = 319,599.52 : x
  2. Step 2: Convert to fraction form
    1,067,728.48/1,601,126.16 = 319,599.52/x
  3. Step 3: Cross multiply
    1,067,728.48x = 1,601,126.16 × 319,599.52
  4. Step 4: Simplify right side
    1,067,728.48x = 511,719,152,195.44
  5. Step 5: Solve for x
    x = 511,719,152,195.44/1,067,728.48
  6. Step 6: Final answer
    x = 479,259.63

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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.