Home / 493,566.47-681,137.49-302,772.59

Finding the Fourth Proportional to 493,566.47, 681,137.49 and 302,772.59

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Solution

The fourth proportional to 493,566.47, 681,137.49 and 302,772.59 is: 417,835.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,566.47 : 681,137.49 = 302,772.59 : x
  2. Step 2: Convert to fraction form
    493,566.47/681,137.49 = 302,772.59/x
  3. Step 3: Cross multiply
    493,566.47x = 681,137.49 × 302,772.59
  4. Step 4: Simplify right side
    493,566.47x = 206,229,761,993.40
  5. Step 5: Solve for x
    x = 206,229,761,993.40/493,566.47
  6. Step 6: Final answer
    x = 417,835.84

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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.