Home / 825,704.50-1,238,764.91-234,728.50

Finding the Fourth Proportional to 825,704.50, 1,238,764.91 and 234,728.50

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Solution

The fourth proportional to 825,704.50, 1,238,764.91 and 234,728.50 is: 352,151.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,704.50 : 1,238,764.91 = 234,728.50 : x
  2. Step 2: Convert to fraction form
    825,704.50/1,238,764.91 = 234,728.50/x
  3. Step 3: Cross multiply
    825,704.50x = 1,238,764.91 × 234,728.50
  4. Step 4: Simplify right side
    825,704.50x = 290,773,429,176.94
  5. Step 5: Solve for x
    x = 290,773,429,176.94/825,704.50
  6. Step 6: Final answer
    x = 352,151.93

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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.