Home / 792,637.76-1,188,706.85-260,034.68

Finding the Fourth Proportional to 792,637.76, 1,188,706.85 and 260,034.68

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Solution

The fourth proportional to 792,637.76, 1,188,706.85 and 260,034.68 is: 389,970.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,637.76 : 1,188,706.85 = 260,034.68 : x
  2. Step 2: Convert to fraction form
    792,637.76/1,188,706.85 = 260,034.68/x
  3. Step 3: Cross multiply
    792,637.76x = 1,188,706.85 × 260,034.68
  4. Step 4: Simplify right side
    792,637.76x = 309,105,005,353.56
  5. Step 5: Solve for x
    x = 309,105,005,353.56/792,637.76
  6. Step 6: Final answer
    x = 389,970.07

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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.