Home / 1,162,179.82-1,743,369.90-320,731.57

Finding the Fourth Proportional to 1,162,179.82, 1,743,369.90 and 320,731.57

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Solution

The fourth proportional to 1,162,179.82, 1,743,369.90 and 320,731.57 is: 481,125.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,179.82 : 1,743,369.90 = 320,731.57 : x
  2. Step 2: Convert to fraction form
    1,162,179.82/1,743,369.90 = 320,731.57/x
  3. Step 3: Cross multiply
    1,162,179.82x = 1,743,369.90 × 320,731.57
  4. Step 4: Simplify right side
    1,162,179.82x = 559,153,765,117.74
  5. Step 5: Solve for x
    x = 559,153,765,117.74/1,162,179.82
  6. Step 6: Final answer
    x = 481,125.00

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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.