Home / 709,654.52-1,064,496.83-254,275.43

Finding the Fourth Proportional to 709,654.52, 1,064,496.83 and 254,275.43

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Solution

The fourth proportional to 709,654.52, 1,064,496.83 and 254,275.43 is: 381,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,654.52 : 1,064,496.83 = 254,275.43 : x
  2. Step 2: Convert to fraction form
    709,654.52/1,064,496.83 = 254,275.43/x
  3. Step 3: Cross multiply
    709,654.52x = 1,064,496.83 × 254,275.43
  4. Step 4: Simplify right side
    709,654.52x = 270,675,382,588.03
  5. Step 5: Solve for x
    x = 270,675,382,588.03/709,654.52
  6. Step 6: Final answer
    x = 381,418.53

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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.