Home / 996,906.76-1,375,547.28-567,161.80

Finding the Fourth Proportional to 996,906.76, 1,375,547.28 and 567,161.80

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Solution

The fourth proportional to 996,906.76, 1,375,547.28 and 567,161.80 is: 782,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,906.76 : 1,375,547.28 = 567,161.80 : x
  2. Step 2: Convert to fraction form
    996,906.76/1,375,547.28 = 567,161.80/x
  3. Step 3: Cross multiply
    996,906.76x = 1,375,547.28 × 567,161.80
  4. Step 4: Simplify right side
    996,906.76x = 780,157,871,309.90
  5. Step 5: Solve for x
    x = 780,157,871,309.90/996,906.76
  6. Step 6: Final answer
    x = 782,578.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.