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Finding the Fourth Proportional to 459,445.56, 634,042.35 and 252,722.10

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Solution

The fourth proportional to 459,445.56, 634,042.35 and 252,722.10 is: 348,760.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,445.56 : 634,042.35 = 252,722.10 : x
  2. Step 2: Convert to fraction form
    459,445.56/634,042.35 = 252,722.10/x
  3. Step 3: Cross multiply
    459,445.56x = 634,042.35 × 252,722.10
  4. Step 4: Simplify right side
    459,445.56x = 160,236,514,180.94
  5. Step 5: Solve for x
    x = 160,236,514,180.94/459,445.56
  6. Step 6: Final answer
    x = 348,760.61

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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.