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Finding the Fourth Proportional to 303,016.47, 454,658.58 and 158,887.87

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Solution

The fourth proportional to 303,016.47, 454,658.58 and 158,887.87 is: 238,402.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,016.47 : 454,658.58 = 158,887.87 : x
  2. Step 2: Convert to fraction form
    303,016.47/454,658.58 = 158,887.87/x
  3. Step 3: Cross multiply
    303,016.47x = 454,658.58 × 158,887.87
  4. Step 4: Simplify right side
    303,016.47x = 72,239,731,620.95
  5. Step 5: Solve for x
    x = 72,239,731,620.95/303,016.47
  6. Step 6: Final answer
    x = 238,402.00

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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.