Home / 399,555.48-599,331.06-162,897.24

Finding the Fourth Proportional to 399,555.48, 599,331.06 and 162,897.24

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Solution

The fourth proportional to 399,555.48, 599,331.06 and 162,897.24 is: 244,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,555.48 : 599,331.06 = 162,897.24 : x
  2. Step 2: Convert to fraction form
    399,555.48/599,331.06 = 162,897.24/x
  3. Step 3: Cross multiply
    399,555.48x = 599,331.06 × 162,897.24
  4. Step 4: Simplify right side
    399,555.48x = 97,629,375,520.27
  5. Step 5: Solve for x
    x = 97,629,375,520.27/399,555.48
  6. Step 6: Final answer
    x = 244,344.98

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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.