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Finding the Fourth Proportional to 376,249.59, 564,568.05 and 249,976.77

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Solution

The fourth proportional to 376,249.59, 564,568.05 and 249,976.77 is: 375,093.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,249.59 : 564,568.05 = 249,976.77 : x
  2. Step 2: Convert to fraction form
    376,249.59/564,568.05 = 249,976.77/x
  3. Step 3: Cross multiply
    376,249.59x = 564,568.05 × 249,976.77
  4. Step 4: Simplify right side
    376,249.59x = 141,128,897,584.20
  5. Step 5: Solve for x
    x = 141,128,897,584.20/376,249.59
  6. Step 6: Final answer
    x = 375,093.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.