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Finding the Fourth Proportional to 341,652.20, 512,478.30 and 92,334.20

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Solution

The fourth proportional to 341,652.20, 512,478.30 and 92,334.20 is: 138,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,652.20 : 512,478.30 = 92,334.20 : x
  2. Step 2: Convert to fraction form
    341,652.20/512,478.30 = 92,334.20/x
  3. Step 3: Cross multiply
    341,652.20x = 512,478.30 × 92,334.20
  4. Step 4: Simplify right side
    341,652.20x = 47,319,273,847.86
  5. Step 5: Solve for x
    x = 47,319,273,847.86/341,652.20
  6. Step 6: Final answer
    x = 138,501.30

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1.5x scale

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.