Home / 997,865.80-1,376,664.06-615,228.28

Finding the Fourth Proportional to 997,865.80, 1,376,664.06 and 615,228.28

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Solution

The fourth proportional to 997,865.80, 1,376,664.06 and 615,228.28 is: 848,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,865.80 : 1,376,664.06 = 615,228.28 : x
  2. Step 2: Convert to fraction form
    997,865.80/1,376,664.06 = 615,228.28/x
  3. Step 3: Cross multiply
    997,865.80x = 1,376,664.06 × 615,228.28
  4. Step 4: Simplify right side
    997,865.80x = 846,962,661,771.62
  5. Step 5: Solve for x
    x = 846,962,661,771.62/997,865.80
  6. Step 6: Final answer
    x = 848,774.12

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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.