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Finding the Fourth Proportional to 379,510.62, 569,359.35 and 267,409.75

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Solution

The fourth proportional to 379,510.62, 569,359.35 and 267,409.75 is: 401,180.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,510.62 : 569,359.35 = 267,409.75 : x
  2. Step 2: Convert to fraction form
    379,510.62/569,359.35 = 267,409.75/x
  3. Step 3: Cross multiply
    379,510.62x = 569,359.35 × 267,409.75
  4. Step 4: Simplify right side
    379,510.62x = 152,252,241,443.66
  5. Step 5: Solve for x
    x = 152,252,241,443.66/379,510.62
  6. Step 6: Final answer
    x = 401,180.45

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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.