Home / 512,991.04-707,560.48-360,063.36

Finding the Fourth Proportional to 512,991.04, 707,560.48 and 360,063.36

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Solution

The fourth proportional to 512,991.04, 707,560.48 and 360,063.36 is: 496,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,991.04 : 707,560.48 = 360,063.36 : x
  2. Step 2: Convert to fraction form
    512,991.04/707,560.48 = 360,063.36/x
  3. Step 3: Cross multiply
    512,991.04x = 707,560.48 × 360,063.36
  4. Step 4: Simplify right side
    512,991.04x = 254,766,603,832.01
  5. Step 5: Solve for x
    x = 254,766,603,832.01/512,991.04
  6. Step 6: Final answer
    x = 496,629.73

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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.