Home / 923,446.40-1,385,169.60-734,489.60

Finding the Fourth Proportional to 923,446.40, 1,385,169.60 and 734,489.60

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Solution

The fourth proportional to 923,446.40, 1,385,169.60 and 734,489.60 is: 1,101,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,446.40 : 1,385,169.60 = 734,489.60 : x
  2. Step 2: Convert to fraction form
    923,446.40/1,385,169.60 = 734,489.60/x
  3. Step 3: Cross multiply
    923,446.40x = 1,385,169.60 × 734,489.60
  4. Step 4: Simplify right side
    923,446.40x = 1,017,392,665,436.16
  5. Step 5: Solve for x
    x = 1,017,392,665,436.16/923,446.40
  6. Step 6: Final answer
    x = 1,101,734.40

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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.