Home / 599,342.31-899,021.25-199,983.08

Finding the Fourth Proportional to 599,342.31, 899,021.25 and 199,983.08

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Solution

The fourth proportional to 599,342.31, 899,021.25 and 199,983.08 is: 299,977.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,342.31 : 899,021.25 = 199,983.08 : x
  2. Step 2: Convert to fraction form
    599,342.31/899,021.25 = 199,983.08/x
  3. Step 3: Cross multiply
    599,342.31x = 899,021.25 × 199,983.08
  4. Step 4: Simplify right side
    599,342.31x = 179,789,037,436.67
  5. Step 5: Solve for x
    x = 179,789,037,436.67/599,342.31
  6. Step 6: Final answer
    x = 299,977.22

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1.5x scale

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.