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Finding the Fourth Proportional to 599,422.91, 899,113.62 and 150,147.65

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Solution

The fourth proportional to 599,422.91, 899,113.62 and 150,147.65 is: 225,216.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,422.91 : 899,113.62 = 150,147.65 : x
  2. Step 2: Convert to fraction form
    599,422.91/899,113.62 = 150,147.65/x
  3. Step 3: Cross multiply
    599,422.91x = 899,113.62 × 150,147.65
  4. Step 4: Simplify right side
    599,422.91x = 134,999,793,193.48
  5. Step 5: Solve for x
    x = 134,999,793,193.48/599,422.91
  6. Step 6: Final answer
    x = 225,216.27

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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.