Home / 802,690.35-1,107,762.44-444,994.35

Finding the Fourth Proportional to 802,690.35, 1,107,762.44 and 444,994.35

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Solution

The fourth proportional to 802,690.35, 1,107,762.44 and 444,994.35 is: 614,119.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,690.35 : 1,107,762.44 = 444,994.35 : x
  2. Step 2: Convert to fraction form
    802,690.35/1,107,762.44 = 444,994.35/x
  3. Step 3: Cross multiply
    802,690.35x = 1,107,762.44 × 444,994.35
  4. Step 4: Simplify right side
    802,690.35x = 492,948,026,942.21
  5. Step 5: Solve for x
    x = 492,948,026,942.21/802,690.35
  6. Step 6: Final answer
    x = 614,119.79

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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.