Home / 864,542.64-1,193,029.56-482,561.04

Finding the Fourth Proportional to 864,542.64, 1,193,029.56 and 482,561.04

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Solution

The fourth proportional to 864,542.64, 1,193,029.56 and 482,561.04 is: 665,912.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,542.64 : 1,193,029.56 = 482,561.04 : x
  2. Step 2: Convert to fraction form
    864,542.64/1,193,029.56 = 482,561.04/x
  3. Step 3: Cross multiply
    864,542.64x = 1,193,029.56 × 482,561.04
  4. Step 4: Simplify right side
    864,542.64x = 575,709,585,224.34
  5. Step 5: Solve for x
    x = 575,709,585,224.34/864,542.64
  6. Step 6: Final answer
    x = 665,912.31

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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.