Home / 414,727.76-572,144.04-253,589.52

Finding the Fourth Proportional to 414,727.76, 572,144.04 and 253,589.52

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Solution

The fourth proportional to 414,727.76, 572,144.04 and 253,589.52 is: 349,843.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,727.76 : 572,144.04 = 253,589.52 : x
  2. Step 2: Convert to fraction form
    414,727.76/572,144.04 = 253,589.52/x
  3. Step 3: Cross multiply
    414,727.76x = 572,144.04 × 253,589.52
  4. Step 4: Simplify right side
    414,727.76x = 145,089,732,474.46
  5. Step 5: Solve for x
    x = 145,089,732,474.46/414,727.76
  6. Step 6: Final answer
    x = 349,843.31

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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.