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Finding the Fourth Proportional to 247,440.26, 341,471.54 and 134,263.01

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Solution

The fourth proportional to 247,440.26, 341,471.54 and 134,263.01 is: 185,285.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,440.26 : 341,471.54 = 134,263.01 : x
  2. Step 2: Convert to fraction form
    247,440.26/341,471.54 = 134,263.01/x
  3. Step 3: Cross multiply
    247,440.26x = 341,471.54 × 134,263.01
  4. Step 4: Simplify right side
    247,440.26x = 45,846,997,979.07
  5. Step 5: Solve for x
    x = 45,846,997,979.07/247,440.26
  6. Step 6: Final answer
    x = 185,285.12

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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.