Home / 599,342.81-899,022-199,983.58

Finding the Fourth Proportional to 599,342.81, 899,022 and 199,983.58

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Solution

The fourth proportional to 599,342.81, 899,022 and 199,983.58 is: 299,977.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,342.81 : 899,022 = 199,983.58 : x
  2. Step 2: Convert to fraction form
    599,342.81/899,022 = 199,983.58/x
  3. Step 3: Cross multiply
    599,342.81x = 899,022 × 199,983.58
  4. Step 4: Simplify right side
    599,342.81x = 179,789,638,058.76
  5. Step 5: Solve for x
    x = 179,789,638,058.76/599,342.81
  6. Step 6: Final answer
    x = 299,977.97

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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.