Home / 599,898.18-827,745.20-354,921.36

Finding the Fourth Proportional to 599,898.18, 827,745.20 and 354,921.36

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Solution

The fourth proportional to 599,898.18, 827,745.20 and 354,921.36 is: 489,723.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,898.18 : 827,745.20 = 354,921.36 : x
  2. Step 2: Convert to fraction form
    599,898.18/827,745.20 = 354,921.36/x
  3. Step 3: Cross multiply
    599,898.18x = 827,745.20 × 354,921.36
  4. Step 4: Simplify right side
    599,898.18x = 293,784,452,117.47
  5. Step 5: Solve for x
    x = 293,784,452,117.47/599,898.18
  6. Step 6: Final answer
    x = 489,723.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.