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Finding the Fourth Proportional to 337,461.20, 506,268.60 and 197,147.60

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Solution

The fourth proportional to 337,461.20, 506,268.60 and 197,147.60 is: 295,766.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,461.20 : 506,268.60 = 197,147.60 : x
  2. Step 2: Convert to fraction form
    337,461.20/506,268.60 = 197,147.60/x
  3. Step 3: Cross multiply
    337,461.20x = 506,268.60 × 197,147.60
  4. Step 4: Simplify right side
    337,461.20x = 99,809,639,445.36
  5. Step 5: Solve for x
    x = 99,809,639,445.36/337,461.20
  6. Step 6: Final answer
    x = 295,766.27

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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.