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Finding the Fourth Proportional to 603,331.32, 905,378.49 and 337,266.60

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Solution

The fourth proportional to 603,331.32, 905,378.49 and 337,266.60 is: 506,113.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,331.32 : 905,378.49 = 337,266.60 : x
  2. Step 2: Convert to fraction form
    603,331.32/905,378.49 = 337,266.60/x
  3. Step 3: Cross multiply
    603,331.32x = 905,378.49 × 337,266.60
  4. Step 4: Simplify right side
    603,331.32x = 305,353,925,035.43
  5. Step 5: Solve for x
    x = 305,353,925,035.43/603,331.32
  6. Step 6: Final answer
    x = 506,113.17

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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.