Home / 451,442.52-622,977.18-247,486.46

Finding the Fourth Proportional to 451,442.52, 622,977.18 and 247,486.46

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Solution

The fourth proportional to 451,442.52, 622,977.18 and 247,486.46 is: 341,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,442.52 : 622,977.18 = 247,486.46 : x
  2. Step 2: Convert to fraction form
    451,442.52/622,977.18 = 247,486.46/x
  3. Step 3: Cross multiply
    451,442.52x = 622,977.18 × 247,486.46
  4. Step 4: Simplify right side
    451,442.52x = 154,178,416,938.98
  5. Step 5: Solve for x
    x = 154,178,416,938.98/451,442.52
  6. Step 6: Final answer
    x = 341,523.92

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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.