Home / 350,489.04-483,506.28-229,578

Finding the Fourth Proportional to 350,489.04, 483,506.28 and 229,578

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Solution

The fourth proportional to 350,489.04, 483,506.28 and 229,578 is: 316,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,489.04 : 483,506.28 = 229,578 : x
  2. Step 2: Convert to fraction form
    350,489.04/483,506.28 = 229,578/x
  3. Step 3: Cross multiply
    350,489.04x = 483,506.28 × 229,578
  4. Step 4: Simplify right side
    350,489.04x = 111,002,404,749.84
  5. Step 5: Solve for x
    x = 111,002,404,749.84/350,489.04
  6. Step 6: Final answer
    x = 316,707.21

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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.