Home / 928,496.13-1,392,868.11-367,399.41

Finding the Fourth Proportional to 928,496.13, 1,392,868.11 and 367,399.41

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Solution

The fourth proportional to 928,496.13, 1,392,868.11 and 367,399.41 is: 551,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,496.13 : 1,392,868.11 = 367,399.41 : x
  2. Step 2: Convert to fraction form
    928,496.13/1,392,868.11 = 367,399.41/x
  3. Step 3: Cross multiply
    928,496.13x = 1,392,868.11 × 367,399.41
  4. Step 4: Simplify right side
    928,496.13x = 511,738,921,821.82
  5. Step 5: Solve for x
    x = 511,738,921,821.82/928,496.13
  6. Step 6: Final answer
    x = 551,148.15

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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.