Home / 997,865.55-1,376,663.72-615,228.03

Finding the Fourth Proportional to 997,865.55, 1,376,663.72 and 615,228.03

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Solution

The fourth proportional to 997,865.55, 1,376,663.72 and 615,228.03 is: 848,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,865.55 : 1,376,663.72 = 615,228.03 : x
  2. Step 2: Convert to fraction form
    997,865.55/1,376,663.72 = 615,228.03/x
  3. Step 3: Cross multiply
    997,865.55x = 1,376,663.72 × 615,228.03
  4. Step 4: Simplify right side
    997,865.55x = 846,962,105,351.93
  5. Step 5: Solve for x
    x = 846,962,105,351.93/997,865.55
  6. Step 6: Final answer
    x = 848,773.77

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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.