Home / 802,241.52-1,107,093.48-439,679.76

Finding the Fourth Proportional to 802,241.52, 1,107,093.48 and 439,679.76

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Solution

The fourth proportional to 802,241.52, 1,107,093.48 and 439,679.76 is: 606,758.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,241.52 : 1,107,093.48 = 439,679.76 : x
  2. Step 2: Convert to fraction form
    802,241.52/1,107,093.48 = 439,679.76/x
  3. Step 3: Cross multiply
    802,241.52x = 1,107,093.48 × 439,679.76
  4. Step 4: Simplify right side
    802,241.52x = 486,766,595,583.97
  5. Step 5: Solve for x
    x = 486,766,595,583.97/802,241.52
  6. Step 6: Final answer
    x = 606,758.17

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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.