Home / 837,402.24-1,256,144.40-238,405.44

Finding the Fourth Proportional to 837,402.24, 1,256,144.40 and 238,405.44

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Solution

The fourth proportional to 837,402.24, 1,256,144.40 and 238,405.44 is: 357,619.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,402.24 : 1,256,144.40 = 238,405.44 : x
  2. Step 2: Convert to fraction form
    837,402.24/1,256,144.40 = 238,405.44/x
  3. Step 3: Cross multiply
    837,402.24x = 1,256,144.40 × 238,405.44
  4. Step 4: Simplify right side
    837,402.24x = 299,471,658,385.54
  5. Step 5: Solve for x
    x = 299,471,658,385.54/837,402.24
  6. Step 6: Final answer
    x = 357,619.84

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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.