Home / 558,109.20-836,657.48-202,872.32

Finding the Fourth Proportional to 558,109.20, 836,657.48 and 202,872.32

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Solution

The fourth proportional to 558,109.20, 836,657.48 and 202,872.32 is: 304,124.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,109.20 : 836,657.48 = 202,872.32 : x
  2. Step 2: Convert to fraction form
    558,109.20/836,657.48 = 202,872.32/x
  3. Step 3: Cross multiply
    558,109.20x = 836,657.48 × 202,872.32
  4. Step 4: Simplify right side
    558,109.20x = 169,734,644,012.95
  5. Step 5: Solve for x
    x = 169,734,644,012.95/558,109.20
  6. Step 6: Final answer
    x = 304,124.43

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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.