Home / 501,039.06-751,372.02-201,418.80

Finding the Fourth Proportional to 501,039.06, 751,372.02 and 201,418.80

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Solution

The fourth proportional to 501,039.06, 751,372.02 and 201,418.80 is: 302,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,039.06 : 751,372.02 = 201,418.80 : x
  2. Step 2: Convert to fraction form
    501,039.06/751,372.02 = 201,418.80/x
  3. Step 3: Cross multiply
    501,039.06x = 751,372.02 × 201,418.80
  4. Step 4: Simplify right side
    501,039.06x = 151,340,450,621.98
  5. Step 5: Solve for x
    x = 151,340,450,621.98/501,039.06
  6. Step 6: Final answer
    x = 302,053.20

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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.