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Finding the Fourth Proportional to 342,843.92, 514,597.59 and 165,475.76

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Solution

The fourth proportional to 342,843.92, 514,597.59 and 165,475.76 is: 248,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,843.92 : 514,597.59 = 165,475.76 : x
  2. Step 2: Convert to fraction form
    342,843.92/514,597.59 = 165,475.76/x
  3. Step 3: Cross multiply
    342,843.92x = 514,597.59 × 165,475.76
  4. Step 4: Simplify right side
    342,843.92x = 85,153,427,299.42
  5. Step 5: Solve for x
    x = 85,153,427,299.42/342,843.92
  6. Step 6: Final answer
    x = 248,373.74

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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.