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Finding the Fourth Proportional to 350,262.82, 483,374.55 and 207,145.54

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Solution

The fourth proportional to 350,262.82, 483,374.55 and 207,145.54 is: 285,867.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,262.82 : 483,374.55 = 207,145.54 : x
  2. Step 2: Convert to fraction form
    350,262.82/483,374.55 = 207,145.54/x
  3. Step 3: Cross multiply
    350,262.82x = 483,374.55 × 207,145.54
  4. Step 4: Simplify right side
    350,262.82x = 100,128,882,182.01
  5. Step 5: Solve for x
    x = 100,128,882,182.01/350,262.82
  6. Step 6: Final answer
    x = 285,867.86

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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.