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Finding the Fourth Proportional to 415,232.55, 573,020.90 and 224,245.93

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Solution

The fourth proportional to 415,232.55, 573,020.90 and 224,245.93 is: 309,459.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,232.55 : 573,020.90 = 224,245.93 : x
  2. Step 2: Convert to fraction form
    415,232.55/573,020.90 = 224,245.93/x
  3. Step 3: Cross multiply
    415,232.55x = 573,020.90 × 224,245.93
  4. Step 4: Simplify right side
    415,232.55x = 128,497,604,629.94
  5. Step 5: Solve for x
    x = 128,497,604,629.94/415,232.55
  6. Step 6: Final answer
    x = 309,459.37

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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.