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Finding the Fourth Proportional to 519,512.10, 779,312.52 and 182,523.48

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Solution

The fourth proportional to 519,512.10, 779,312.52 and 182,523.48 is: 273,800.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,512.10 : 779,312.52 = 182,523.48 : x
  2. Step 2: Convert to fraction form
    519,512.10/779,312.52 = 182,523.48/x
  3. Step 3: Cross multiply
    519,512.10x = 779,312.52 × 182,523.48
  4. Step 4: Simplify right side
    519,512.10x = 142,242,833,157.97
  5. Step 5: Solve for x
    x = 142,242,833,157.97/519,512.10
  6. Step 6: Final answer
    x = 273,800.81

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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.