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Finding the Fourth Proportional to 267,296.80, 368,869.47 and 159,866.84

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Solution

The fourth proportional to 267,296.80, 368,869.47 and 159,866.84 is: 220,616.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,296.80 : 368,869.47 = 159,866.84 : x
  2. Step 2: Convert to fraction form
    267,296.80/368,869.47 = 159,866.84/x
  3. Step 3: Cross multiply
    267,296.80x = 368,869.47 × 159,866.84
  4. Step 4: Simplify right side
    267,296.80x = 58,969,996,541.37
  5. Step 5: Solve for x
    x = 58,969,996,541.37/267,296.80
  6. Step 6: Final answer
    x = 220,616.17

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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.