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Finding the Fourth Proportional to 471,380.88, 706,652.12 and 171,805.04

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Solution

The fourth proportional to 471,380.88, 706,652.12 and 171,805.04 is: 257,554.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,380.88 : 706,652.12 = 171,805.04 : x
  2. Step 2: Convert to fraction form
    471,380.88/706,652.12 = 171,805.04/x
  3. Step 3: Cross multiply
    471,380.88x = 706,652.12 × 171,805.04
  4. Step 4: Simplify right side
    471,380.88x = 121,406,395,742.69
  5. Step 5: Solve for x
    x = 121,406,395,742.69/471,380.88
  6. Step 6: Final answer
    x = 257,554.77

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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.