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Finding the Fourth Proportional to 580,333.54, 800,654.94 and 379,246.18

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Solution

The fourth proportional to 580,333.54, 800,654.94 and 379,246.18 is: 523,225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,333.54 : 800,654.94 = 379,246.18 : x
  2. Step 2: Convert to fraction form
    580,333.54/800,654.94 = 379,246.18/x
  3. Step 3: Cross multiply
    580,333.54x = 800,654.94 × 379,246.18
  4. Step 4: Simplify right side
    580,333.54x = 303,645,327,493.13
  5. Step 5: Solve for x
    x = 303,645,327,493.13/580,333.54
  6. Step 6: Final answer
    x = 523,225.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.