Home / 449,151.20-673,369.08-259,395.68

Finding the Fourth Proportional to 449,151.20, 673,369.08 and 259,395.68

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Solution

The fourth proportional to 449,151.20, 673,369.08 and 259,395.68 is: 388,886.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,151.20 : 673,369.08 = 259,395.68 : x
  2. Step 2: Convert to fraction form
    449,151.20/673,369.08 = 259,395.68/x
  3. Step 3: Cross multiply
    449,151.20x = 673,369.08 × 259,395.68
  4. Step 4: Simplify right side
    449,151.20x = 174,669,030,397.57
  5. Step 5: Solve for x
    x = 174,669,030,397.57/449,151.20
  6. Step 6: Final answer
    x = 388,886.93

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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.