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Finding the Fourth Proportional to 350,383.64, 483,497.67 and 197,446.72

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Solution

The fourth proportional to 350,383.64, 483,497.67 and 197,446.72 is: 272,458.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,383.64 : 483,497.67 = 197,446.72 : x
  2. Step 2: Convert to fraction form
    350,383.64/483,497.67 = 197,446.72/x
  3. Step 3: Cross multiply
    350,383.64x = 483,497.67 × 197,446.72
  4. Step 4: Simplify right side
    350,383.64x = 95,465,029,069.14
  5. Step 5: Solve for x
    x = 95,465,029,069.14/350,383.64
  6. Step 6: Final answer
    x = 272,458.58

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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.