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Finding the Fourth Proportional to 247,790.34, 341,952.03 and 152,359.38

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Solution

The fourth proportional to 247,790.34, 341,952.03 and 152,359.38 is: 210,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,790.34 : 341,952.03 = 152,359.38 : x
  2. Step 2: Convert to fraction form
    247,790.34/341,952.03 = 152,359.38/x
  3. Step 3: Cross multiply
    247,790.34x = 341,952.03 × 152,359.38
  4. Step 4: Simplify right side
    247,790.34x = 52,099,599,280.54
  5. Step 5: Solve for x
    x = 52,099,599,280.54/247,790.34
  6. Step 6: Final answer
    x = 210,256.78

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1.5x scale

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.