Home / 801,630.30-1,106,266.50-439,069.44

Finding the Fourth Proportional to 801,630.30, 1,106,266.50 and 439,069.44

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Solution

The fourth proportional to 801,630.30, 1,106,266.50 and 439,069.44 is: 605,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,630.30 : 1,106,266.50 = 439,069.44 : x
  2. Step 2: Convert to fraction form
    801,630.30/1,106,266.50 = 439,069.44/x
  3. Step 3: Cross multiply
    801,630.30x = 1,106,266.50 × 439,069.44
  4. Step 4: Simplify right side
    801,630.30x = 485,727,812,645.76
  5. Step 5: Solve for x
    x = 485,727,812,645.76/801,630.30
  6. Step 6: Final answer
    x = 605,924.97

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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.