Home / 415,217.96-573,000.78-224,231.33

Finding the Fourth Proportional to 415,217.96, 573,000.78 and 224,231.33

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Solution

The fourth proportional to 415,217.96, 573,000.78 and 224,231.33 is: 309,439.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,217.96 : 573,000.78 = 224,231.33 : x
  2. Step 2: Convert to fraction form
    415,217.96/573,000.78 = 224,231.33/x
  3. Step 3: Cross multiply
    415,217.96x = 573,000.78 × 224,231.33
  4. Step 4: Simplify right side
    415,217.96x = 128,484,726,990.44
  5. Step 5: Solve for x
    x = 128,484,726,990.44/415,217.96
  6. Step 6: Final answer
    x = 309,439.23

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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.