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Finding the Fourth Proportional to 373,887.90, 560,428.94 and 181,354.65

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Solution

The fourth proportional to 373,887.90, 560,428.94 and 181,354.65 is: 271,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,887.90 : 560,428.94 = 181,354.65 : x
  2. Step 2: Convert to fraction form
    373,887.90/560,428.94 = 181,354.65/x
  3. Step 3: Cross multiply
    373,887.90x = 560,428.94 × 181,354.65
  4. Step 4: Simplify right side
    373,887.90x = 101,636,392,615.35
  5. Step 5: Solve for x
    x = 101,636,392,615.35/373,887.90
  6. Step 6: Final answer
    x = 271,836.54

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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.