Home / 792,024.30-1,188,328.05-259,562.70

Finding the Fourth Proportional to 792,024.30, 1,188,328.05 and 259,562.70

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Solution

The fourth proportional to 792,024.30, 1,188,328.05 and 259,562.70 is: 389,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,024.30 : 1,188,328.05 = 259,562.70 : x
  2. Step 2: Convert to fraction form
    792,024.30/1,188,328.05 = 259,562.70/x
  3. Step 3: Cross multiply
    792,024.30x = 1,188,328.05 × 259,562.70
  4. Step 4: Simplify right side
    792,024.30x = 308,445,637,143.74
  5. Step 5: Solve for x
    x = 308,445,637,143.74/792,024.30
  6. Step 6: Final answer
    x = 389,439.61

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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.