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Finding the Fourth Proportional to 273,769.92, 410,315.76 and 155,081.52

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Solution

The fourth proportional to 273,769.92, 410,315.76 and 155,081.52 is: 232,430.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,769.92 : 410,315.76 = 155,081.52 : x
  2. Step 2: Convert to fraction form
    273,769.92/410,315.76 = 155,081.52/x
  3. Step 3: Cross multiply
    273,769.92x = 410,315.76 × 155,081.52
  4. Step 4: Simplify right side
    273,769.92x = 63,632,391,740.76
  5. Step 5: Solve for x
    x = 63,632,391,740.76/273,769.92
  6. Step 6: Final answer
    x = 232,430.18

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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.