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Finding the Fourth Proportional to 555,865.32, 833,797.98 and 135,137.55

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Solution

The fourth proportional to 555,865.32, 833,797.98 and 135,137.55 is: 202,706.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,865.32 : 833,797.98 = 135,137.55 : x
  2. Step 2: Convert to fraction form
    555,865.32/833,797.98 = 135,137.55/x
  3. Step 3: Cross multiply
    555,865.32x = 833,797.98 × 135,137.55
  4. Step 4: Simplify right side
    555,865.32x = 112,677,416,212.15
  5. Step 5: Solve for x
    x = 112,677,416,212.15/555,865.32
  6. Step 6: Final answer
    x = 202,706.33

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Similar ratio
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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.