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Finding the Fourth Proportional to 467,471.96, 645,111.51 and 252,612.04

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Solution

The fourth proportional to 467,471.96, 645,111.51 and 252,612.04 is: 348,604.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,471.96 : 645,111.51 = 252,612.04 : x
  2. Step 2: Convert to fraction form
    467,471.96/645,111.51 = 252,612.04/x
  3. Step 3: Cross multiply
    467,471.96x = 645,111.51 × 252,612.04
  4. Step 4: Simplify right side
    467,471.96x = 162,962,934,568.58
  5. Step 5: Solve for x
    x = 162,962,934,568.58/467,471.96
  6. Step 6: Final answer
    x = 348,604.73

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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.