Home / 563,242.08-844,855.82-136,781.40

Finding the Fourth Proportional to 563,242.08, 844,855.82 and 136,781.40

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Solution

The fourth proportional to 563,242.08, 844,855.82 and 136,781.40 is: 205,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,242.08 : 844,855.82 = 136,781.40 : x
  2. Step 2: Convert to fraction form
    563,242.08/844,855.82 = 136,781.40/x
  3. Step 3: Cross multiply
    563,242.08x = 844,855.82 × 136,781.40
  4. Step 4: Simplify right side
    563,242.08x = 115,560,557,633.47
  5. Step 5: Solve for x
    x = 115,560,557,633.47/563,242.08
  6. Step 6: Final answer
    x = 205,170.32

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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.