Home / 873,477.47-1,310,224.41-274,425.37

Finding the Fourth Proportional to 873,477.47, 1,310,224.41 and 274,425.37

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Solution

The fourth proportional to 873,477.47, 1,310,224.41 and 274,425.37 is: 411,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,477.47 : 1,310,224.41 = 274,425.37 : x
  2. Step 2: Convert to fraction form
    873,477.47/1,310,224.41 = 274,425.37/x
  3. Step 3: Cross multiply
    873,477.47x = 1,310,224.41 × 274,425.37
  4. Step 4: Simplify right side
    873,477.47x = 359,558,815,221.72
  5. Step 5: Solve for x
    x = 359,558,815,221.72/873,477.47
  6. Step 6: Final answer
    x = 411,640.63

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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.