Home / 965,612.80-1,449,974.40-729,222.40

Finding the Fourth Proportional to 965,612.80, 1,449,974.40 and 729,222.40

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Solution

The fourth proportional to 965,612.80, 1,449,974.40 and 729,222.40 is: 1,095,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,612.80 : 1,449,974.40 = 729,222.40 : x
  2. Step 2: Convert to fraction form
    965,612.80/1,449,974.40 = 729,222.40/x
  3. Step 3: Cross multiply
    965,612.80x = 1,449,974.40 × 729,222.40
  4. Step 4: Simplify right side
    965,612.80x = 1,057,353,811,906.56
  5. Step 5: Solve for x
    x = 1,057,353,811,906.56/965,612.80
  6. Step 6: Final answer
    x = 1,095,008.07

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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.