Home / 448,824.33-619,414.56-255,292.65

Finding the Fourth Proportional to 448,824.33, 619,414.56 and 255,292.65

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Solution

The fourth proportional to 448,824.33, 619,414.56 and 255,292.65 is: 352,324.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,824.33 : 619,414.56 = 255,292.65 : x
  2. Step 2: Convert to fraction form
    448,824.33/619,414.56 = 255,292.65/x
  3. Step 3: Cross multiply
    448,824.33x = 619,414.56 × 255,292.65
  4. Step 4: Simplify right side
    448,824.33x = 158,131,984,470.98
  5. Step 5: Solve for x
    x = 158,131,984,470.98/448,824.33
  6. Step 6: Final answer
    x = 352,324.89

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1.5x scale

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.