Home / 1,161,311.72-1,741,289.56-450,509.16

Finding the Fourth Proportional to 1,161,311.72, 1,741,289.56 and 450,509.16

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Solution

The fourth proportional to 1,161,311.72, 1,741,289.56 and 450,509.16 is: 675,500.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,311.72 : 1,741,289.56 = 450,509.16 : x
  2. Step 2: Convert to fraction form
    1,161,311.72/1,741,289.56 = 450,509.16/x
  3. Step 3: Cross multiply
    1,161,311.72x = 1,741,289.56 × 450,509.16
  4. Step 4: Simplify right side
    1,161,311.72x = 784,466,896,992.37
  5. Step 5: Solve for x
    x = 784,466,896,992.37/1,161,311.72
  6. Step 6: Final answer
    x = 675,500.71

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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.