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Finding the Fourth Proportional to 484,875.99, 669,144.08 and 267,100.46

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Solution

The fourth proportional to 484,875.99, 669,144.08 and 267,100.46 is: 368,607.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,875.99 : 669,144.08 = 267,100.46 : x
  2. Step 2: Convert to fraction form
    484,875.99/669,144.08 = 267,100.46/x
  3. Step 3: Cross multiply
    484,875.99x = 669,144.08 × 267,100.46
  4. Step 4: Simplify right side
    484,875.99x = 178,728,691,405.60
  5. Step 5: Solve for x
    x = 178,728,691,405.60/484,875.99
  6. Step 6: Final answer
    x = 368,607.02

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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.