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Finding the Fourth Proportional to 599,605.60, 899,293.20 and 178,895.20

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Solution

The fourth proportional to 599,605.60, 899,293.20 and 178,895.20 is: 268,308.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,605.60 : 899,293.20 = 178,895.20 : x
  2. Step 2: Convert to fraction form
    599,605.60/899,293.20 = 178,895.20/x
  3. Step 3: Cross multiply
    599,605.60x = 899,293.20 × 178,895.20
  4. Step 4: Simplify right side
    599,605.60x = 160,879,236,872.64
  5. Step 5: Solve for x
    x = 160,879,236,872.64/599,605.60
  6. Step 6: Final answer
    x = 268,308.43

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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.