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Finding the Fourth Proportional to 375,495.55, 563,613.36 and 267,544.83

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Solution

The fourth proportional to 375,495.55, 563,613.36 and 267,544.83 is: 401,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,495.55 : 563,613.36 = 267,544.83 : x
  2. Step 2: Convert to fraction form
    375,495.55/563,613.36 = 267,544.83/x
  3. Step 3: Cross multiply
    375,495.55x = 563,613.36 × 267,544.83
  4. Step 4: Simplify right side
    375,495.55x = 150,791,840,586.93
  5. Step 5: Solve for x
    x = 150,791,840,586.93/375,495.55
  6. Step 6: Final answer
    x = 401,580.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.