Home / 802,669.28-1,204,069.44-403,104.56

Finding the Fourth Proportional to 802,669.28, 1,204,069.44 and 403,104.56

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Solution

The fourth proportional to 802,669.28, 1,204,069.44 and 403,104.56 is: 604,689.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,669.28 : 1,204,069.44 = 403,104.56 : x
  2. Step 2: Convert to fraction form
    802,669.28/1,204,069.44 = 403,104.56/x
  3. Step 3: Cross multiply
    802,669.28x = 1,204,069.44 × 403,104.56
  4. Step 4: Simplify right side
    802,669.28x = 485,365,881,820.65
  5. Step 5: Solve for x
    x = 485,365,881,820.65/802,669.28
  6. Step 6: Final answer
    x = 604,689.74

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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.