Home / 574,291.14-861,628.53-254,399.55

Finding the Fourth Proportional to 574,291.14, 861,628.53 and 254,399.55

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Solution

The fourth proportional to 574,291.14, 861,628.53 and 254,399.55 is: 381,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,291.14 : 861,628.53 = 254,399.55 : x
  2. Step 2: Convert to fraction form
    574,291.14/861,628.53 = 254,399.55/x
  3. Step 3: Cross multiply
    574,291.14x = 861,628.53 × 254,399.55
  4. Step 4: Simplify right side
    574,291.14x = 219,197,910,299.16
  5. Step 5: Solve for x
    x = 219,197,910,299.16/574,291.14
  6. Step 6: Final answer
    x = 381,684.30

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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.