Home / 1,003,656.30-1,505,167.23-329,626.53

Finding the Fourth Proportional to 1,003,656.30, 1,505,167.23 and 329,626.53

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Solution

The fourth proportional to 1,003,656.30, 1,505,167.23 and 329,626.53 is: 494,335.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,656.30 : 1,505,167.23 = 329,626.53 : x
  2. Step 2: Convert to fraction form
    1,003,656.30/1,505,167.23 = 329,626.53/x
  3. Step 3: Cross multiply
    1,003,656.30x = 1,505,167.23 × 329,626.53
  4. Step 4: Simplify right side
    1,003,656.30x = 496,143,051,094.61
  5. Step 5: Solve for x
    x = 496,143,051,094.61/1,003,656.30
  6. Step 6: Final answer
    x = 494,335.61

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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.