Home / 923,294.75-1,385,021.46-324,204.44

Finding the Fourth Proportional to 923,294.75, 1,385,021.46 and 324,204.44

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Solution

The fourth proportional to 923,294.75, 1,385,021.46 and 324,204.44 is: 486,334.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,294.75 : 1,385,021.46 = 324,204.44 : x
  2. Step 2: Convert to fraction form
    923,294.75/1,385,021.46 = 324,204.44/x
  3. Step 3: Cross multiply
    923,294.75x = 1,385,021.46 × 324,204.44
  4. Step 4: Simplify right side
    923,294.75x = 449,030,106,827.28
  5. Step 5: Solve for x
    x = 449,030,106,827.28/923,294.75
  6. Step 6: Final answer
    x = 486,334.52

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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.