Home / 554,474.34-765,175.38-299,825.52

Finding the Fourth Proportional to 554,474.34, 765,175.38 and 299,825.52

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Solution

The fourth proportional to 554,474.34, 765,175.38 and 299,825.52 is: 413,759.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,474.34 : 765,175.38 = 299,825.52 : x
  2. Step 2: Convert to fraction form
    554,474.34/765,175.38 = 299,825.52/x
  3. Step 3: Cross multiply
    554,474.34x = 765,175.38 × 299,825.52
  4. Step 4: Simplify right side
    554,474.34x = 229,419,106,199.70
  5. Step 5: Solve for x
    x = 229,419,106,199.70/554,474.34
  6. Step 6: Final answer
    x = 413,759.65

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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.