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Finding the Fourth Proportional to 373,060.29, 559,699.43 and 120,335.18

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Solution

The fourth proportional to 373,060.29, 559,699.43 and 120,335.18 is: 180,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,060.29 : 559,699.43 = 120,335.18 : x
  2. Step 2: Convert to fraction form
    373,060.29/559,699.43 = 120,335.18/x
  3. Step 3: Cross multiply
    373,060.29x = 559,699.43 × 120,335.18
  4. Step 4: Simplify right side
    373,060.29x = 67,351,531,053.27
  5. Step 5: Solve for x
    x = 67,351,531,053.27/373,060.29
  6. Step 6: Final answer
    x = 180,537.93

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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.