Home / 773,165.75-1,159,770.50-212,200.25

Finding the Fourth Proportional to 773,165.75, 1,159,770.50 and 212,200.25

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Solution

The fourth proportional to 773,165.75, 1,159,770.50 and 212,200.25 is: 318,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,165.75 : 1,159,770.50 = 212,200.25 : x
  2. Step 2: Convert to fraction form
    773,165.75/1,159,770.50 = 212,200.25/x
  3. Step 3: Cross multiply
    773,165.75x = 1,159,770.50 × 212,200.25
  4. Step 4: Simplify right side
    773,165.75x = 246,103,588,981.62
  5. Step 5: Solve for x
    x = 246,103,588,981.62/773,165.75
  6. Step 6: Final answer
    x = 318,306.38

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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.