Home / 649,719.26-974,380.23-228,896.72

Finding the Fourth Proportional to 649,719.26, 974,380.23 and 228,896.72

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Solution

The fourth proportional to 649,719.26, 974,380.23 and 228,896.72 is: 343,275.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,719.26 : 974,380.23 = 228,896.72 : x
  2. Step 2: Convert to fraction form
    649,719.26/974,380.23 = 228,896.72/x
  3. Step 3: Cross multiply
    649,719.26x = 974,380.23 × 228,896.72
  4. Step 4: Simplify right side
    649,719.26x = 223,032,433,807.94
  5. Step 5: Solve for x
    x = 223,032,433,807.94/649,719.26
  6. Step 6: Final answer
    x = 343,275.09

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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.