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Finding the Fourth Proportional to 267,808.17, 369,115.05 and 255,195.67

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Solution

The fourth proportional to 267,808.17, 369,115.05 and 255,195.67 is: 351,731.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,808.17 : 369,115.05 = 255,195.67 : x
  2. Step 2: Convert to fraction form
    267,808.17/369,115.05 = 255,195.67/x
  3. Step 3: Cross multiply
    267,808.17x = 369,115.05 × 255,195.67
  4. Step 4: Simplify right side
    267,808.17x = 94,196,562,491.83
  5. Step 5: Solve for x
    x = 94,196,562,491.83/267,808.17
  6. Step 6: Final answer
    x = 351,731.47

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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.