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Finding the Fourth Proportional to 259,294.86, 357,800.76 and 144,562.71

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Solution

The fourth proportional to 259,294.86, 357,800.76 and 144,562.71 is: 199,481.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,294.86 : 357,800.76 = 144,562.71 : x
  2. Step 2: Convert to fraction form
    259,294.86/357,800.76 = 144,562.71/x
  3. Step 3: Cross multiply
    259,294.86x = 357,800.76 × 144,562.71
  4. Step 4: Simplify right side
    259,294.86x = 51,724,647,734.38
  5. Step 5: Solve for x
    x = 51,724,647,734.38/259,294.86
  6. Step 6: Final answer
    x = 199,481.96

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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.