Home / 574,285.14-861,619.53-254,393.55

Finding the Fourth Proportional to 574,285.14, 861,619.53 and 254,393.55

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Solution

The fourth proportional to 574,285.14, 861,619.53 and 254,393.55 is: 381,675.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,285.14 : 861,619.53 = 254,393.55 : x
  2. Step 2: Convert to fraction form
    574,285.14/861,619.53 = 254,393.55/x
  3. Step 3: Cross multiply
    574,285.14x = 861,619.53 × 254,393.55
  4. Step 4: Simplify right side
    574,285.14x = 219,190,450,986.03
  5. Step 5: Solve for x
    x = 219,190,450,986.03/574,285.14
  6. Step 6: Final answer
    x = 381,675.30

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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.