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Finding the Fourth Proportional to 484,251.75, 668,264.24 and 266,473.67

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Solution

The fourth proportional to 484,251.75, 668,264.24 and 266,473.67 is: 367,731.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,251.75 : 668,264.24 = 266,473.67 : x
  2. Step 2: Convert to fraction form
    484,251.75/668,264.24 = 266,473.67/x
  3. Step 3: Cross multiply
    484,251.75x = 668,264.24 × 266,473.67
  4. Step 4: Simplify right side
    484,251.75x = 178,074,821,887.42
  5. Step 5: Solve for x
    x = 178,074,821,887.42/484,251.75
  6. Step 6: Final answer
    x = 367,731.91

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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.