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Finding the Fourth Proportional to 484,560.82, 668,682.02 and 266,767.68

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Solution

The fourth proportional to 484,560.82, 668,682.02 and 266,767.68 is: 368,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,560.82 : 668,682.02 = 266,767.68 : x
  2. Step 2: Convert to fraction form
    484,560.82/668,682.02 = 266,767.68/x
  3. Step 3: Cross multiply
    484,560.82x = 668,682.02 × 266,767.68
  4. Step 4: Simplify right side
    484,560.82x = 178,382,749,799.28
  5. Step 5: Solve for x
    x = 178,382,749,799.28/484,560.82
  6. Step 6: Final answer
    x = 368,132.84

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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.