Home / 934,769-1,289,981.22-505,049.24

Finding the Fourth Proportional to 934,769, 1,289,981.22 and 505,049.24

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Solution

The fourth proportional to 934,769, 1,289,981.22 and 505,049.24 is: 696,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,769 : 1,289,981.22 = 505,049.24 : x
  2. Step 2: Convert to fraction form
    934,769/1,289,981.22 = 505,049.24/x
  3. Step 3: Cross multiply
    934,769x = 1,289,981.22 × 505,049.24
  4. Step 4: Simplify right side
    934,769x = 651,504,034,775.27
  5. Step 5: Solve for x
    x = 651,504,034,775.27/934,769
  6. Step 6: Final answer
    x = 696,967.95

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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.