Home / 676,701.17-1,015,069.53-196,909.60

Finding the Fourth Proportional to 676,701.17, 1,015,069.53 and 196,909.60

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Solution

The fourth proportional to 676,701.17, 1,015,069.53 and 196,909.60 is: 295,369.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,701.17 : 1,015,069.53 = 196,909.60 : x
  2. Step 2: Convert to fraction form
    676,701.17/1,015,069.53 = 196,909.60/x
  3. Step 3: Cross multiply
    676,701.17x = 1,015,069.53 × 196,909.60
  4. Step 4: Simplify right side
    676,701.17x = 199,876,935,124.49
  5. Step 5: Solve for x
    x = 199,876,935,124.49/676,701.17
  6. Step 6: Final answer
    x = 295,369.57

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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.