Home / 847,157.88-1,270,737.27-531,836.22

Finding the Fourth Proportional to 847,157.88, 1,270,737.27 and 531,836.22

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Solution

The fourth proportional to 847,157.88, 1,270,737.27 and 531,836.22 is: 797,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,157.88 : 1,270,737.27 = 531,836.22 : x
  2. Step 2: Convert to fraction form
    847,157.88/1,270,737.27 = 531,836.22/x
  3. Step 3: Cross multiply
    847,157.88x = 1,270,737.27 × 531,836.22
  4. Step 4: Simplify right side
    847,157.88x = 675,824,106,289.92
  5. Step 5: Solve for x
    x = 675,824,106,289.92/847,157.88
  6. Step 6: Final answer
    x = 797,754.61

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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.