Home / 325,855.13-449,694.29-180,651.65

Finding the Fourth Proportional to 325,855.13, 449,694.29 and 180,651.65

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Solution

The fourth proportional to 325,855.13, 449,694.29 and 180,651.65 is: 249,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,855.13 : 449,694.29 = 180,651.65 : x
  2. Step 2: Convert to fraction form
    325,855.13/449,694.29 = 180,651.65/x
  3. Step 3: Cross multiply
    325,855.13x = 449,694.29 × 180,651.65
  4. Step 4: Simplify right side
    325,855.13x = 81,238,017,059.94
  5. Step 5: Solve for x
    x = 81,238,017,059.94/325,855.13
  6. Step 6: Final answer
    x = 249,307.16

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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.