Home / 454,138.04-626,729.86-252,934.04

Finding the Fourth Proportional to 454,138.04, 626,729.86 and 252,934.04

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Solution

The fourth proportional to 454,138.04, 626,729.86 and 252,934.04 is: 349,059.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,138.04 : 626,729.86 = 252,934.04 : x
  2. Step 2: Convert to fraction form
    454,138.04/626,729.86 = 252,934.04/x
  3. Step 3: Cross multiply
    454,138.04x = 626,729.86 × 252,934.04
  4. Step 4: Simplify right side
    454,138.04x = 158,521,315,478.43
  5. Step 5: Solve for x
    x = 158,521,315,478.43/454,138.04
  6. Step 6: Final answer
    x = 349,059.76

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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.