Home / 850,711.44-1,174,064.52-635,477.84

Finding the Fourth Proportional to 850,711.44, 1,174,064.52 and 635,477.84

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Solution

The fourth proportional to 850,711.44, 1,174,064.52 and 635,477.84 is: 877,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,711.44 : 1,174,064.52 = 635,477.84 : x
  2. Step 2: Convert to fraction form
    850,711.44/1,174,064.52 = 635,477.84/x
  3. Step 3: Cross multiply
    850,711.44x = 1,174,064.52 × 635,477.84
  4. Step 4: Simplify right side
    850,711.44x = 746,091,986,105.70
  5. Step 5: Solve for x
    x = 746,091,986,105.70/850,711.44
  6. Step 6: Final answer
    x = 877,021.22

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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.