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Finding the Fourth Proportional to 532,963.85, 799,860.34 and 371,994.06

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Solution

The fourth proportional to 532,963.85, 799,860.34 and 371,994.06 is: 558,280.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,963.85 : 799,860.34 = 371,994.06 : x
  2. Step 2: Convert to fraction form
    532,963.85/799,860.34 = 371,994.06/x
  3. Step 3: Cross multiply
    532,963.85x = 799,860.34 × 371,994.06
  4. Step 4: Simplify right side
    532,963.85x = 297,543,295,309.58
  5. Step 5: Solve for x
    x = 297,543,295,309.58/532,963.85
  6. Step 6: Final answer
    x = 558,280.44

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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.