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Finding the Fourth Proportional to 373,397.95, 559,912.60 and 162,944.83

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Solution

The fourth proportional to 373,397.95, 559,912.60 and 162,944.83 is: 244,336.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,397.95 : 559,912.60 = 162,944.83 : x
  2. Step 2: Convert to fraction form
    373,397.95/559,912.60 = 162,944.83/x
  3. Step 3: Cross multiply
    373,397.95x = 559,912.60 × 162,944.83
  4. Step 4: Simplify right side
    373,397.95x = 91,234,862,225.76
  5. Step 5: Solve for x
    x = 91,234,862,225.76/373,397.95
  6. Step 6: Final answer
    x = 244,336.81

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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.