Home / 774,255.90-1,161,119.04-294,367.98

Finding the Fourth Proportional to 774,255.90, 1,161,119.04 and 294,367.98

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Solution

The fourth proportional to 774,255.90, 1,161,119.04 and 294,367.98 is: 441,451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,255.90 : 1,161,119.04 = 294,367.98 : x
  2. Step 2: Convert to fraction form
    774,255.90/1,161,119.04 = 294,367.98/x
  3. Step 3: Cross multiply
    774,255.90x = 1,161,119.04 × 294,367.98
  4. Step 4: Simplify right side
    774,255.90x = 341,796,266,344.34
  5. Step 5: Solve for x
    x = 341,796,266,344.34/774,255.90
  6. Step 6: Final answer
    x = 441,451.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.