Home / 941,137.92-1,298,799.36-538,859.52

Finding the Fourth Proportional to 941,137.92, 1,298,799.36 and 538,859.52

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Solution

The fourth proportional to 941,137.92, 1,298,799.36 and 538,859.52 is: 743,642.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,137.92 : 1,298,799.36 = 538,859.52 : x
  2. Step 2: Convert to fraction form
    941,137.92/1,298,799.36 = 538,859.52/x
  3. Step 3: Cross multiply
    941,137.92x = 1,298,799.36 × 538,859.52
  4. Step 4: Simplify right side
    941,137.92x = 699,870,399,705.91
  5. Step 5: Solve for x
    x = 699,870,399,705.91/941,137.92
  6. Step 6: Final answer
    x = 743,642.76

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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.