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Finding the Fourth Proportional to 558,995.64, 838,375.69 and 179,950.20

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Solution

The fourth proportional to 558,995.64, 838,375.69 and 179,950.20 is: 269,887.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,995.64 : 838,375.69 = 179,950.20 : x
  2. Step 2: Convert to fraction form
    558,995.64/838,375.69 = 179,950.20/x
  3. Step 3: Cross multiply
    558,995.64x = 838,375.69 × 179,950.20
  4. Step 4: Simplify right side
    558,995.64x = 150,865,873,090.64
  5. Step 5: Solve for x
    x = 150,865,873,090.64/558,995.64
  6. Step 6: Final answer
    x = 269,887.39

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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.