Home / 1,067,950.20-1,601,925.30-319,996.20

Finding the Fourth Proportional to 1,067,950.20, 1,601,925.30 and 319,996.20

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Solution

The fourth proportional to 1,067,950.20, 1,601,925.30 and 319,996.20 is: 479,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,950.20 : 1,601,925.30 = 319,996.20 : x
  2. Step 2: Convert to fraction form
    1,067,950.20/1,601,925.30 = 319,996.20/x
  3. Step 3: Cross multiply
    1,067,950.20x = 1,601,925.30 × 319,996.20
  4. Step 4: Simplify right side
    1,067,950.20x = 512,610,008,683.86
  5. Step 5: Solve for x
    x = 512,610,008,683.86/1,067,950.20
  6. Step 6: Final answer
    x = 479,994.30

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Double scale
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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.