Home / 1,155,863.52-1,733,620.32-314,480.88

Finding the Fourth Proportional to 1,155,863.52, 1,733,620.32 and 314,480.88

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Solution

The fourth proportional to 1,155,863.52, 1,733,620.32 and 314,480.88 is: 471,673.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,863.52 : 1,733,620.32 = 314,480.88 : x
  2. Step 2: Convert to fraction form
    1,155,863.52/1,733,620.32 = 314,480.88/x
  3. Step 3: Cross multiply
    1,155,863.52x = 1,733,620.32 × 314,480.88
  4. Step 4: Simplify right side
    1,155,863.52x = 545,190,443,819.48
  5. Step 5: Solve for x
    x = 545,190,443,819.48/1,155,863.52
  6. Step 6: Final answer
    x = 471,673.72

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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.