Home / 447,539.60-671,311.08-181,305.20

Finding the Fourth Proportional to 447,539.60, 671,311.08 and 181,305.20

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Solution

The fourth proportional to 447,539.60, 671,311.08 and 181,305.20 is: 271,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,539.60 : 671,311.08 = 181,305.20 : x
  2. Step 2: Convert to fraction form
    447,539.60/671,311.08 = 181,305.20/x
  3. Step 3: Cross multiply
    447,539.60x = 671,311.08 × 181,305.20
  4. Step 4: Simplify right side
    447,539.60x = 121,712,189,621.62
  5. Step 5: Solve for x
    x = 121,712,189,621.62/447,539.60
  6. Step 6: Final answer
    x = 271,958.48

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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.