Home / 968,619.44-1,336,695.52-538,899.86

Finding the Fourth Proportional to 968,619.44, 1,336,695.52 and 538,899.86

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Solution

The fourth proportional to 968,619.44, 1,336,695.52 and 538,899.86 is: 743,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,619.44 : 1,336,695.52 = 538,899.86 : x
  2. Step 2: Convert to fraction form
    968,619.44/1,336,695.52 = 538,899.86/x
  3. Step 3: Cross multiply
    968,619.44x = 1,336,695.52 × 538,899.86
  4. Step 4: Simplify right side
    968,619.44x = 720,345,028,590.63
  5. Step 5: Solve for x
    x = 720,345,028,590.63/968,619.44
  6. Step 6: Final answer
    x = 743,682.19

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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.