Home / 879,613.92-1,319,507.28-248,532.64

Finding the Fourth Proportional to 879,613.92, 1,319,507.28 and 248,532.64

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Solution

The fourth proportional to 879,613.92, 1,319,507.28 and 248,532.64 is: 372,823.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,613.92 : 1,319,507.28 = 248,532.64 : x
  2. Step 2: Convert to fraction form
    879,613.92/1,319,507.28 = 248,532.64/x
  3. Step 3: Cross multiply
    879,613.92x = 1,319,507.28 × 248,532.64
  4. Step 4: Simplify right side
    879,613.92x = 327,940,627,797.62
  5. Step 5: Solve for x
    x = 327,940,627,797.62/879,613.92
  6. Step 6: Final answer
    x = 372,823.37

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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.