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Finding the Fourth Proportional to 491,661.18, 737,569.53 and 176,111.10

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Solution

The fourth proportional to 491,661.18, 737,569.53 and 176,111.10 is: 264,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,661.18 : 737,569.53 = 176,111.10 : x
  2. Step 2: Convert to fraction form
    491,661.18/737,569.53 = 176,111.10/x
  3. Step 3: Cross multiply
    491,661.18x = 737,569.53 × 176,111.10
  4. Step 4: Simplify right side
    491,661.18x = 129,894,181,254.78
  5. Step 5: Solve for x
    x = 129,894,181,254.78/491,661.18
  6. Step 6: Final answer
    x = 264,194.50

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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.