Home / 383,145.69-574,788.25-158,384.06

Finding the Fourth Proportional to 383,145.69, 574,788.25 and 158,384.06

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Solution

The fourth proportional to 383,145.69, 574,788.25 and 158,384.06 is: 237,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,145.69 : 574,788.25 = 158,384.06 : x
  2. Step 2: Convert to fraction form
    383,145.69/574,788.25 = 158,384.06/x
  3. Step 3: Cross multiply
    383,145.69x = 574,788.25 × 158,384.06
  4. Step 4: Simplify right side
    383,145.69x = 91,037,296,154.79
  5. Step 5: Solve for x
    x = 91,037,296,154.79/383,145.69
  6. Step 6: Final answer
    x = 237,604.90

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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.