Home / 887,825.92-1,331,777.76-256,803.52

Finding the Fourth Proportional to 887,825.92, 1,331,777.76 and 256,803.52

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Solution

The fourth proportional to 887,825.92, 1,331,777.76 and 256,803.52 is: 385,216.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,825.92 : 1,331,777.76 = 256,803.52 : x
  2. Step 2: Convert to fraction form
    887,825.92/1,331,777.76 = 256,803.52/x
  3. Step 3: Cross multiply
    887,825.92x = 1,331,777.76 × 256,803.52
  4. Step 4: Simplify right side
    887,825.92x = 342,005,216,625.72
  5. Step 5: Solve for x
    x = 342,005,216,625.72/887,825.92
  6. Step 6: Final answer
    x = 385,216.53

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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.