Home / 469,938.30-648,497.37-255,073.74

Finding the Fourth Proportional to 469,938.30, 648,497.37 and 255,073.74

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Solution

The fourth proportional to 469,938.30, 648,497.37 and 255,073.74 is: 351,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,938.30 : 648,497.37 = 255,073.74 : x
  2. Step 2: Convert to fraction form
    469,938.30/648,497.37 = 255,073.74/x
  3. Step 3: Cross multiply
    469,938.30x = 648,497.37 × 255,073.74
  4. Step 4: Simplify right side
    469,938.30x = 165,414,649,546.06
  5. Step 5: Solve for x
    x = 165,414,649,546.06/469,938.30
  6. Step 6: Final answer
    x = 351,992.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.