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Finding the Fourth Proportional to 504,522.82, 696,246.92 and 275,078.23

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Solution

The fourth proportional to 504,522.82, 696,246.92 and 275,078.23 is: 379,610.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,522.82 : 696,246.92 = 275,078.23 : x
  2. Step 2: Convert to fraction form
    504,522.82/696,246.92 = 275,078.23/x
  3. Step 3: Cross multiply
    504,522.82x = 696,246.92 × 275,078.23
  4. Step 4: Simplify right side
    504,522.82x = 191,522,368,655.93
  5. Step 5: Solve for x
    x = 191,522,368,655.93/504,522.82
  6. Step 6: Final answer
    x = 379,610.92

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1.5x scale

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.