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Finding the Fourth Proportional to 567,038.55, 850,262.43 and 267,438.66

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Solution

The fourth proportional to 567,038.55, 850,262.43 and 267,438.66 is: 401,018.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,038.55 : 850,262.43 = 267,438.66 : x
  2. Step 2: Convert to fraction form
    567,038.55/850,262.43 = 267,438.66/x
  3. Step 3: Cross multiply
    567,038.55x = 850,262.43 × 267,438.66
  4. Step 4: Simplify right side
    567,038.55x = 227,393,044,927.54
  5. Step 5: Solve for x
    x = 227,393,044,927.54/567,038.55
  6. Step 6: Final answer
    x = 401,018.67

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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.