Home / 646,933.52-965,851.36-494,331.92

Finding the Fourth Proportional to 646,933.52, 965,851.36 and 494,331.92

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Solution

The fourth proportional to 646,933.52, 965,851.36 and 494,331.92 is: 738,021.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,933.52 : 965,851.36 = 494,331.92 : x
  2. Step 2: Convert to fraction form
    646,933.52/965,851.36 = 494,331.92/x
  3. Step 3: Cross multiply
    646,933.52x = 965,851.36 × 494,331.92
  4. Step 4: Simplify right side
    646,933.52x = 477,451,157,223.41
  5. Step 5: Solve for x
    x = 477,451,157,223.41/646,933.52
  6. Step 6: Final answer
    x = 738,021.98

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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.