Home / 717,963.40-1,077,819.90-362,794.60

Finding the Fourth Proportional to 717,963.40, 1,077,819.90 and 362,794.60

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Solution

The fourth proportional to 717,963.40, 1,077,819.90 and 362,794.60 is: 544,633.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,963.40 : 1,077,819.90 = 362,794.60 : x
  2. Step 2: Convert to fraction form
    717,963.40/1,077,819.90 = 362,794.60/x
  3. Step 3: Cross multiply
    717,963.40x = 1,077,819.90 × 362,794.60
  4. Step 4: Simplify right side
    717,963.40x = 391,027,239,492.54
  5. Step 5: Solve for x
    x = 391,027,239,492.54/717,963.40
  6. Step 6: Final answer
    x = 544,633.95

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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.