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Finding the Fourth Proportional to 415,334.72, 573,162.14 and 224,348.11

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Solution

The fourth proportional to 415,334.72, 573,162.14 and 224,348.11 is: 309,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,334.72 : 573,162.14 = 224,348.11 : x
  2. Step 2: Convert to fraction form
    415,334.72/573,162.14 = 224,348.11/x
  3. Step 3: Cross multiply
    415,334.72x = 573,162.14 × 224,348.11
  4. Step 4: Simplify right side
    415,334.72x = 128,587,844,826.33
  5. Step 5: Solve for x
    x = 128,587,844,826.33/415,334.72
  6. Step 6: Final answer
    x = 309,600.52

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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.