Home / 449,585.03-674,643.52-165,475.12

Finding the Fourth Proportional to 449,585.03, 674,643.52 and 165,475.12

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Solution

The fourth proportional to 449,585.03, 674,643.52 and 165,475.12 is: 248,310.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,585.03 : 674,643.52 = 165,475.12 : x
  2. Step 2: Convert to fraction form
    449,585.03/674,643.52 = 165,475.12/x
  3. Step 3: Cross multiply
    449,585.03x = 674,643.52 × 165,475.12
  4. Step 4: Simplify right side
    449,585.03x = 111,636,716,283.62
  5. Step 5: Solve for x
    x = 111,636,716,283.62/449,585.03
  6. Step 6: Final answer
    x = 248,310.57

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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.