Home / 905,948.88-1,358,923.61-266,252.59

Finding the Fourth Proportional to 905,948.88, 1,358,923.61 and 266,252.59

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Solution

The fourth proportional to 905,948.88, 1,358,923.61 and 266,252.59 is: 399,378.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,948.88 : 1,358,923.61 = 266,252.59 : x
  2. Step 2: Convert to fraction form
    905,948.88/1,358,923.61 = 266,252.59/x
  3. Step 3: Cross multiply
    905,948.88x = 1,358,923.61 × 266,252.59
  4. Step 4: Simplify right side
    905,948.88x = 361,816,929,443.39
  5. Step 5: Solve for x
    x = 361,816,929,443.39/905,948.88
  6. Step 6: Final answer
    x = 399,378.97

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1.5x scale

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.