Home / 802,686.22-1,107,756.75-444,990.22

Finding the Fourth Proportional to 802,686.22, 1,107,756.75 and 444,990.22

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Solution

The fourth proportional to 802,686.22, 1,107,756.75 and 444,990.22 is: 614,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,686.22 : 1,107,756.75 = 444,990.22 : x
  2. Step 2: Convert to fraction form
    802,686.22/1,107,756.75 = 444,990.22/x
  3. Step 3: Cross multiply
    802,686.22x = 1,107,756.75 × 444,990.22
  4. Step 4: Simplify right side
    802,686.22x = 492,940,919,888.99
  5. Step 5: Solve for x
    x = 492,940,919,888.99/802,686.22
  6. Step 6: Final answer
    x = 614,114.09

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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.