Home / 383,786.04-575,679.06-103,296

Finding the Fourth Proportional to 383,786.04, 575,679.06 and 103,296

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Solution

The fourth proportional to 383,786.04, 575,679.06 and 103,296 is: 154,944

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,786.04 : 575,679.06 = 103,296 : x
  2. Step 2: Convert to fraction form
    383,786.04/575,679.06 = 103,296/x
  3. Step 3: Cross multiply
    383,786.04x = 575,679.06 × 103,296
  4. Step 4: Simplify right side
    383,786.04x = 59,465,344,181.76
  5. Step 5: Solve for x
    x = 59,465,344,181.76/383,786.04
  6. Step 6: Final answer
    x = 154,944

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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.