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Finding the Fourth Proportional to 468,370.98, 702,600.54 and 131,410.32

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Solution

The fourth proportional to 468,370.98, 702,600.54 and 131,410.32 is: 197,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,370.98 : 702,600.54 = 131,410.32 : x
  2. Step 2: Convert to fraction form
    468,370.98/702,600.54 = 131,410.32/x
  3. Step 3: Cross multiply
    468,370.98x = 702,600.54 × 131,410.32
  4. Step 4: Simplify right side
    468,370.98x = 92,328,961,793.57
  5. Step 5: Solve for x
    x = 92,328,961,793.57/468,370.98
  6. Step 6: Final answer
    x = 197,127.84

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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.