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Finding the Fourth Proportional to 615,037, 922,711.02 and 171,805

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Solution

The fourth proportional to 615,037, 922,711.02 and 171,805 is: 257,750.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,037 : 922,711.02 = 171,805 : x
  2. Step 2: Convert to fraction form
    615,037/922,711.02 = 171,805/x
  3. Step 3: Cross multiply
    615,037x = 922,711.02 × 171,805
  4. Step 4: Simplify right side
    615,037x = 158,526,366,791.10
  5. Step 5: Solve for x
    x = 158,526,366,791.10/615,037
  6. Step 6: Final answer
    x = 257,750.94

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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.