Home / 473,942.40-654,044.87-269,990.30

Finding the Fourth Proportional to 473,942.40, 654,044.87 and 269,990.30

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Solution

The fourth proportional to 473,942.40, 654,044.87 and 269,990.30 is: 372,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,942.40 : 654,044.87 = 269,990.30 : x
  2. Step 2: Convert to fraction form
    473,942.40/654,044.87 = 269,990.30/x
  3. Step 3: Cross multiply
    473,942.40x = 654,044.87 × 269,990.30
  4. Step 4: Simplify right side
    473,942.40x = 176,585,770,664.76
  5. Step 5: Solve for x
    x = 176,585,770,664.76/473,942.40
  6. Step 6: Final answer
    x = 372,589.10

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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.