Home / 372,433.12-558,705.26-172,773.68

Finding the Fourth Proportional to 372,433.12, 558,705.26 and 172,773.68

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Solution

The fourth proportional to 372,433.12, 558,705.26 and 172,773.68 is: 259,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,433.12 : 558,705.26 = 172,773.68 : x
  2. Step 2: Convert to fraction form
    372,433.12/558,705.26 = 172,773.68/x
  3. Step 3: Cross multiply
    372,433.12x = 558,705.26 × 172,773.68
  4. Step 4: Simplify right side
    372,433.12x = 96,529,564,338.45
  5. Step 5: Solve for x
    x = 96,529,564,338.45/372,433.12
  6. Step 6: Final answer
    x = 259,186.31

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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.