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Finding the Fourth Proportional to 335,222.65, 462,605.68 and 197,481.54

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Solution

The fourth proportional to 335,222.65, 462,605.68 and 197,481.54 is: 272,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,222.65 : 462,605.68 = 197,481.54 : x
  2. Step 2: Convert to fraction form
    335,222.65/462,605.68 = 197,481.54/x
  3. Step 3: Cross multiply
    335,222.65x = 462,605.68 × 197,481.54
  4. Step 4: Simplify right side
    335,222.65x = 91,356,084,080.77
  5. Step 5: Solve for x
    x = 91,356,084,080.77/335,222.65
  6. Step 6: Final answer
    x = 272,523.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.