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Finding the Fourth Proportional to 415,334.05, 573,160.89 and 224,347.44

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Solution

The fourth proportional to 415,334.05, 573,160.89 and 224,347.44 is: 309,599.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,334.05 : 573,160.89 = 224,347.44 : x
  2. Step 2: Convert to fraction form
    415,334.05/573,160.89 = 224,347.44/x
  3. Step 3: Cross multiply
    415,334.05x = 573,160.89 × 224,347.44
  4. Step 4: Simplify right side
    415,334.05x = 128,587,178,379.62
  5. Step 5: Solve for x
    x = 128,587,178,379.62/415,334.05
  6. Step 6: Final answer
    x = 309,599.41

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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.