Home / 996,981.49-1,375,363.32-588,810.74

Finding the Fourth Proportional to 996,981.49, 1,375,363.32 and 588,810.74

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Solution

The fourth proportional to 996,981.49, 1,375,363.32 and 588,810.74 is: 812,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,981.49 : 1,375,363.32 = 588,810.74 : x
  2. Step 2: Convert to fraction form
    996,981.49/1,375,363.32 = 588,810.74/x
  3. Step 3: Cross multiply
    996,981.49x = 1,375,363.32 × 588,810.74
  4. Step 4: Simplify right side
    996,981.49x = 809,828,694,218.06
  5. Step 5: Solve for x
    x = 809,828,694,218.06/996,981.49
  6. Step 6: Final answer
    x = 812,280.57

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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.