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Finding the Fourth Proportional to 415,217.84, 573,000.60 and 224,231.21

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Solution

The fourth proportional to 415,217.84, 573,000.60 and 224,231.21 is: 309,439.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,217.84 : 573,000.60 = 224,231.21 : x
  2. Step 2: Convert to fraction form
    415,217.84/573,000.60 = 224,231.21/x
  3. Step 3: Cross multiply
    415,217.84x = 573,000.60 × 224,231.21
  4. Step 4: Simplify right side
    415,217.84x = 128,484,615,003.72
  5. Step 5: Solve for x
    x = 128,484,615,003.72/415,217.84
  6. Step 6: Final answer
    x = 309,439.06

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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.