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Finding the Fourth Proportional to 350,292.78, 483,618.33 and 227,901.42

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Solution

The fourth proportional to 350,292.78, 483,618.33 and 227,901.42 is: 314,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,292.78 : 483,618.33 = 227,901.42 : x
  2. Step 2: Convert to fraction form
    350,292.78/483,618.33 = 227,901.42/x
  3. Step 3: Cross multiply
    350,292.78x = 483,618.33 × 227,901.42
  4. Step 4: Simplify right side
    350,292.78x = 110,217,304,145.03
  5. Step 5: Solve for x
    x = 110,217,304,145.03/350,292.78
  6. Step 6: Final answer
    x = 314,643.38

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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.