Home / 838,291.24-1,256,731.52-364,619.84

Finding the Fourth Proportional to 838,291.24, 1,256,731.52 and 364,619.84

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Solution

The fourth proportional to 838,291.24, 1,256,731.52 and 364,619.84 is: 546,622.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,291.24 : 1,256,731.52 = 364,619.84 : x
  2. Step 2: Convert to fraction form
    838,291.24/1,256,731.52 = 364,619.84/x
  3. Step 3: Cross multiply
    838,291.24x = 1,256,731.52 × 364,619.84
  4. Step 4: Simplify right side
    838,291.24x = 458,229,245,745.36
  5. Step 5: Solve for x
    x = 458,229,245,745.36/838,291.24
  6. Step 6: Final answer
    x = 546,622.97

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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.