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Finding the Fourth Proportional to 303,024.95, 418,177.28 and 167,063.72

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Solution

The fourth proportional to 303,024.95, 418,177.28 and 167,063.72 is: 230,549.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,024.95 : 418,177.28 = 167,063.72 : x
  2. Step 2: Convert to fraction form
    303,024.95/418,177.28 = 167,063.72/x
  3. Step 3: Cross multiply
    303,024.95x = 418,177.28 × 167,063.72
  4. Step 4: Simplify right side
    303,024.95x = 69,862,250,343.05
  5. Step 5: Solve for x
    x = 69,862,250,343.05/303,024.95
  6. Step 6: Final answer
    x = 230,549.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.