Home / 414,723.76-572,138.52-253,585.52

Finding the Fourth Proportional to 414,723.76, 572,138.52 and 253,585.52

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Solution

The fourth proportional to 414,723.76, 572,138.52 and 253,585.52 is: 349,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,723.76 : 572,138.52 = 253,585.52 : x
  2. Step 2: Convert to fraction form
    414,723.76/572,138.52 = 253,585.52/x
  3. Step 3: Cross multiply
    414,723.76x = 572,138.52 × 253,585.52
  4. Step 4: Simplify right side
    414,723.76x = 145,086,044,106.23
  5. Step 5: Solve for x
    x = 145,086,044,106.23/414,723.76
  6. Step 6: Final answer
    x = 349,837.79

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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.