Home / 676,812.76-1,015,168.38-197,044.24

Finding the Fourth Proportional to 676,812.76, 1,015,168.38 and 197,044.24

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Solution

The fourth proportional to 676,812.76, 1,015,168.38 and 197,044.24 is: 295,551.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,812.76 : 1,015,168.38 = 197,044.24 : x
  2. Step 2: Convert to fraction form
    676,812.76/1,015,168.38 = 197,044.24/x
  3. Step 3: Cross multiply
    676,812.76x = 1,015,168.38 × 197,044.24
  4. Step 4: Simplify right side
    676,812.76x = 200,033,081,909.13
  5. Step 5: Solve for x
    x = 200,033,081,909.13/676,812.76
  6. Step 6: Final answer
    x = 295,551.58

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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.