Home / 599,343.31-899,022.75-199,984.08

Finding the Fourth Proportional to 599,343.31, 899,022.75 and 199,984.08

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Solution

The fourth proportional to 599,343.31, 899,022.75 and 199,984.08 is: 299,978.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,343.31 : 899,022.75 = 199,984.08 : x
  2. Step 2: Convert to fraction form
    599,343.31/899,022.75 = 199,984.08/x
  3. Step 3: Cross multiply
    599,343.31x = 899,022.75 × 199,984.08
  4. Step 4: Simplify right side
    599,343.31x = 179,790,237,557.82
  5. Step 5: Solve for x
    x = 179,790,237,557.82/599,343.31
  6. Step 6: Final answer
    x = 299,978.72

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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.