Home / 563,181.32-844,764.32-136,720.44

Finding the Fourth Proportional to 563,181.32, 844,764.32 and 136,720.44

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Solution

The fourth proportional to 563,181.32, 844,764.32 and 136,720.44 is: 205,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,181.32 : 844,764.32 = 136,720.44 : x
  2. Step 2: Convert to fraction form
    563,181.32/844,764.32 = 136,720.44/x
  3. Step 3: Cross multiply
    563,181.32x = 844,764.32 × 136,720.44
  4. Step 4: Simplify right side
    563,181.32x = 115,496,549,868.50
  5. Step 5: Solve for x
    x = 115,496,549,868.50/563,181.32
  6. Step 6: Final answer
    x = 205,078.80

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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.