Home / 359,440.11-496,113.66-216,172.44

Finding the Fourth Proportional to 359,440.11, 496,113.66 and 216,172.44

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Solution

The fourth proportional to 359,440.11, 496,113.66 and 216,172.44 is: 298,369.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,440.11 : 496,113.66 = 216,172.44 : x
  2. Step 2: Convert to fraction form
    359,440.11/496,113.66 = 216,172.44/x
  3. Step 3: Cross multiply
    359,440.11x = 496,113.66 × 216,172.44
  4. Step 4: Simplify right side
    359,440.11x = 107,246,100,399.53
  5. Step 5: Solve for x
    x = 107,246,100,399.53/359,440.11
  6. Step 6: Final answer
    x = 298,369.87

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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.