Home / 1,516,265.91-2,274,242.70-505,278.57

Finding the Fourth Proportional to 1,516,265.91, 2,274,242.70 and 505,278.57

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Solution

The fourth proportional to 1,516,265.91, 2,274,242.70 and 505,278.57 is: 757,865.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,265.91 : 2,274,242.70 = 505,278.57 : x
  2. Step 2: Convert to fraction form
    1,516,265.91/2,274,242.70 = 505,278.57/x
  3. Step 3: Cross multiply
    1,516,265.91x = 2,274,242.70 × 505,278.57
  4. Step 4: Simplify right side
    1,516,265.91x = 1,149,126,099,288.94
  5. Step 5: Solve for x
    x = 1,149,126,099,288.94/1,516,265.91
  6. Step 6: Final answer
    x = 757,865.81

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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.