Home / 905,353.52-1,358,033.25-336,859.88

Finding the Fourth Proportional to 905,353.52, 1,358,033.25 and 336,859.88

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Solution

The fourth proportional to 905,353.52, 1,358,033.25 and 336,859.88 is: 505,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,353.52 : 1,358,033.25 = 336,859.88 : x
  2. Step 2: Convert to fraction form
    905,353.52/1,358,033.25 = 336,859.88/x
  3. Step 3: Cross multiply
    905,353.52x = 1,358,033.25 × 336,859.88
  4. Step 4: Simplify right side
    905,353.52x = 457,466,917,631.01
  5. Step 5: Solve for x
    x = 457,466,917,631.01/905,353.52
  6. Step 6: Final answer
    x = 505,290.93

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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.