Home / 646,857.04-965,737.37-494,255.47

Finding the Fourth Proportional to 646,857.04, 965,737.37 and 494,255.47

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Solution

The fourth proportional to 646,857.04, 965,737.37 and 494,255.47 is: 737,907.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,857.04 : 965,737.37 = 494,255.47 : x
  2. Step 2: Convert to fraction form
    646,857.04/965,737.37 = 494,255.47/x
  3. Step 3: Cross multiply
    646,857.04x = 965,737.37 × 494,255.47
  4. Step 4: Simplify right side
    646,857.04x = 477,320,978,884.62
  5. Step 5: Solve for x
    x = 477,320,978,884.62/646,857.04
  6. Step 6: Final answer
    x = 737,907.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.