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Finding the Fourth Proportional to 264,598.56, 365,148.54 and 143,740.76

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Solution

The fourth proportional to 264,598.56, 365,148.54 and 143,740.76 is: 198,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,598.56 : 365,148.54 = 143,740.76 : x
  2. Step 2: Convert to fraction form
    264,598.56/365,148.54 = 143,740.76/x
  3. Step 3: Cross multiply
    264,598.56x = 365,148.54 × 143,740.76
  4. Step 4: Simplify right side
    264,598.56x = 52,486,726,826.75
  5. Step 5: Solve for x
    x = 52,486,726,826.75/264,598.56
  6. Step 6: Final answer
    x = 198,363.61

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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.