Home / 344,391.40-516,758.46-230,615.56

Finding the Fourth Proportional to 344,391.40, 516,758.46 and 230,615.56

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Solution

The fourth proportional to 344,391.40, 516,758.46 and 230,615.56 is: 346,038.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,391.40 : 516,758.46 = 230,615.56 : x
  2. Step 2: Convert to fraction form
    344,391.40/516,758.46 = 230,615.56/x
  3. Step 3: Cross multiply
    344,391.40x = 516,758.46 × 230,615.56
  4. Step 4: Simplify right side
    344,391.40x = 119,172,541,637.64
  5. Step 5: Solve for x
    x = 119,172,541,637.64/344,391.40
  6. Step 6: Final answer
    x = 346,038.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.