Home / 997,864.80-1,376,662.68-615,227.28

Finding the Fourth Proportional to 997,864.80, 1,376,662.68 and 615,227.28

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Solution

The fourth proportional to 997,864.80, 1,376,662.68 and 615,227.28 is: 848,772.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,864.80 : 1,376,662.68 = 615,227.28 : x
  2. Step 2: Convert to fraction form
    997,864.80/1,376,662.68 = 615,227.28/x
  3. Step 3: Cross multiply
    997,864.80x = 1,376,662.68 × 615,227.28
  4. Step 4: Simplify right side
    997,864.80x = 846,960,436,093.91
  5. Step 5: Solve for x
    x = 846,960,436,093.91/997,864.80
  6. Step 6: Final answer
    x = 848,772.74

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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.