Home / 802,716.04-1,107,760.98-440,173

Finding the Fourth Proportional to 802,716.04, 1,107,760.98 and 440,173

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Solution

The fourth proportional to 802,716.04, 1,107,760.98 and 440,173 is: 607,445.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,716.04 : 1,107,760.98 = 440,173 : x
  2. Step 2: Convert to fraction form
    802,716.04/1,107,760.98 = 440,173/x
  3. Step 3: Cross multiply
    802,716.04x = 1,107,760.98 × 440,173
  4. Step 4: Simplify right side
    802,716.04x = 487,606,473,849.54
  5. Step 5: Solve for x
    x = 487,606,473,849.54/802,716.04
  6. Step 6: Final answer
    x = 607,445.78

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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.