Home / 802,656.30-1,202,380.32-482,632.97

Finding the Fourth Proportional to 802,656.30, 1,202,380.32 and 482,632.97

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Solution

The fourth proportional to 802,656.30, 1,202,380.32 and 482,632.97 is: 722,984.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,656.30 : 1,202,380.32 = 482,632.97 : x
  2. Step 2: Convert to fraction form
    802,656.30/1,202,380.32 = 482,632.97/x
  3. Step 3: Cross multiply
    802,656.30x = 1,202,380.32 × 482,632.97
  4. Step 4: Simplify right side
    802,656.30x = 580,308,378,899.25
  5. Step 5: Solve for x
    x = 580,308,378,899.25/802,656.30
  6. Step 6: Final answer
    x = 722,984.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.