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Finding the Fourth Proportional to 250,440.54, 375,808.23 and 92,778.90

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Solution

The fourth proportional to 250,440.54, 375,808.23 and 92,778.90 is: 139,222.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,440.54 : 375,808.23 = 92,778.90 : x
  2. Step 2: Convert to fraction form
    250,440.54/375,808.23 = 92,778.90/x
  3. Step 3: Cross multiply
    250,440.54x = 375,808.23 × 92,778.90
  4. Step 4: Simplify right side
    250,440.54x = 34,867,074,190.35
  5. Step 5: Solve for x
    x = 34,867,074,190.35/250,440.54
  6. Step 6: Final answer
    x = 139,222.96

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1.5x scale

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.