Home / 655,436.09-983,390.91-229,034.88

Finding the Fourth Proportional to 655,436.09, 983,390.91 and 229,034.88

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Solution

The fourth proportional to 655,436.09, 983,390.91 and 229,034.88 is: 343,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,436.09 : 983,390.91 = 229,034.88 : x
  2. Step 2: Convert to fraction form
    655,436.09/983,390.91 = 229,034.88/x
  3. Step 3: Cross multiply
    655,436.09x = 983,390.91 × 229,034.88
  4. Step 4: Simplify right side
    655,436.09x = 225,230,819,064.94
  5. Step 5: Solve for x
    x = 225,230,819,064.94/655,436.09
  6. Step 6: Final answer
    x = 343,635.06

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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.