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Finding the Fourth Proportional to 452,600.84, 679,494.95 and 303,508.49

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Solution

The fourth proportional to 452,600.84, 679,494.95 and 303,508.49 is: 455,660.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,600.84 : 679,494.95 = 303,508.49 : x
  2. Step 2: Convert to fraction form
    452,600.84/679,494.95 = 303,508.49/x
  3. Step 3: Cross multiply
    452,600.84x = 679,494.95 × 303,508.49
  4. Step 4: Simplify right side
    452,600.84x = 206,232,488,694.63
  5. Step 5: Solve for x
    x = 206,232,488,694.63/452,600.84
  6. Step 6: Final answer
    x = 455,660.86

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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.