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Finding the Fourth Proportional to 247,467.96, 341,506.74 and 134,290.74

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Solution

The fourth proportional to 247,467.96, 341,506.74 and 134,290.74 is: 185,321.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,467.96 : 341,506.74 = 134,290.74 : x
  2. Step 2: Convert to fraction form
    247,467.96/341,506.74 = 134,290.74/x
  3. Step 3: Cross multiply
    247,467.96x = 341,506.74 × 134,290.74
  4. Step 4: Simplify right side
    247,467.96x = 45,861,192,829.59
  5. Step 5: Solve for x
    x = 45,861,192,829.59/247,467.96
  6. Step 6: Final answer
    x = 185,321.74

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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.