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Finding the Fourth Proportional to 325,337.58, 488,045.73 and 114,932.46

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Solution

The fourth proportional to 325,337.58, 488,045.73 and 114,932.46 is: 172,412.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,337.58 : 488,045.73 = 114,932.46 : x
  2. Step 2: Convert to fraction form
    325,337.58/488,045.73 = 114,932.46/x
  3. Step 3: Cross multiply
    325,337.58x = 488,045.73 × 114,932.46
  4. Step 4: Simplify right side
    325,337.58x = 56,092,296,341.40
  5. Step 5: Solve for x
    x = 56,092,296,341.40/325,337.58
  6. Step 6: Final answer
    x = 172,412.59

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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.