Home / 888,213.50-1,332,334.02-257,129.54

Finding the Fourth Proportional to 888,213.50, 1,332,334.02 and 257,129.54

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Solution

The fourth proportional to 888,213.50, 1,332,334.02 and 257,129.54 is: 385,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,213.50 : 1,332,334.02 = 257,129.54 : x
  2. Step 2: Convert to fraction form
    888,213.50/1,332,334.02 = 257,129.54/x
  3. Step 3: Cross multiply
    888,213.50x = 1,332,334.02 × 257,129.54
  4. Step 4: Simplify right side
    888,213.50x = 342,582,433,688.95
  5. Step 5: Solve for x
    x = 342,582,433,688.95/888,213.50
  6. Step 6: Final answer
    x = 385,698.30

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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.