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Finding the Fourth Proportional to 266,473.43, 367,754.30 and 151,756.92

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Solution

The fourth proportional to 266,473.43, 367,754.30 and 151,756.92 is: 209,436.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,473.43 : 367,754.30 = 151,756.92 : x
  2. Step 2: Convert to fraction form
    266,473.43/367,754.30 = 151,756.92/x
  3. Step 3: Cross multiply
    266,473.43x = 367,754.30 × 151,756.92
  4. Step 4: Simplify right side
    266,473.43x = 55,809,259,125.97
  5. Step 5: Solve for x
    x = 55,809,259,125.97/266,473.43
  6. Step 6: Final answer
    x = 209,436.49

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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.