Home / 997,361.82-1,495,610.22-547,947.90

Finding the Fourth Proportional to 997,361.82, 1,495,610.22 and 547,947.90

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Solution

The fourth proportional to 997,361.82, 1,495,610.22 and 547,947.90 is: 821,684.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,361.82 : 1,495,610.22 = 547,947.90 : x
  2. Step 2: Convert to fraction form
    997,361.82/1,495,610.22 = 547,947.90/x
  3. Step 3: Cross multiply
    997,361.82x = 1,495,610.22 × 547,947.90
  4. Step 4: Simplify right side
    997,361.82x = 819,516,479,267.54
  5. Step 5: Solve for x
    x = 819,516,479,267.54/997,361.82
  6. Step 6: Final answer
    x = 821,684.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.