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Finding the Fourth Proportional to 337,602.20, 506,057.70 and 197,288.60

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Solution

The fourth proportional to 337,602.20, 506,057.70 and 197,288.60 is: 295,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,602.20 : 506,057.70 = 197,288.60 : x
  2. Step 2: Convert to fraction form
    337,602.20/506,057.70 = 197,288.60/x
  3. Step 3: Cross multiply
    337,602.20x = 506,057.70 × 197,288.60
  4. Step 4: Simplify right side
    337,602.20x = 99,839,415,152.22
  5. Step 5: Solve for x
    x = 99,839,415,152.22/337,602.20
  6. Step 6: Final answer
    x = 295,730.94

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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.