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Finding the Fourth Proportional to 609,035.57, 840,442.62 and 337,087.23

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Solution

The fourth proportional to 609,035.57, 840,442.62 and 337,087.23 is: 465,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,035.57 : 840,442.62 = 337,087.23 : x
  2. Step 2: Convert to fraction form
    609,035.57/840,442.62 = 337,087.23/x
  3. Step 3: Cross multiply
    609,035.57x = 840,442.62 × 337,087.23
  4. Step 4: Simplify right side
    609,035.57x = 283,302,474,749.74
  5. Step 5: Solve for x
    x = 283,302,474,749.74/609,035.57
  6. Step 6: Final answer
    x = 465,165.73

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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.