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Finding the Fourth Proportional to 599,693.92, 899,211.40 and 295,418.55

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Solution

The fourth proportional to 599,693.92, 899,211.40 and 295,418.55 is: 442,965.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,693.92 : 899,211.40 = 295,418.55 : x
  2. Step 2: Convert to fraction form
    599,693.92/899,211.40 = 295,418.55/x
  3. Step 3: Cross multiply
    599,693.92x = 899,211.40 × 295,418.55
  4. Step 4: Simplify right side
    599,693.92x = 265,643,723,435.41
  5. Step 5: Solve for x
    x = 265,643,723,435.41/599,693.92
  6. Step 6: Final answer
    x = 442,965.51

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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.