Home / 879,586.92-1,319,466.78-248,505.64

Finding the Fourth Proportional to 879,586.92, 1,319,466.78 and 248,505.64

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Solution

The fourth proportional to 879,586.92, 1,319,466.78 and 248,505.64 is: 372,782.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,586.92 : 1,319,466.78 = 248,505.64 : x
  2. Step 2: Convert to fraction form
    879,586.92/1,319,466.78 = 248,505.64/x
  3. Step 3: Cross multiply
    879,586.92x = 1,319,466.78 × 248,505.64
  4. Step 4: Simplify right side
    879,586.92x = 327,894,936,622.64
  5. Step 5: Solve for x
    x = 327,894,936,622.64/879,586.92
  6. Step 6: Final answer
    x = 372,782.87

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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.