Home / 383,119.52-574,083.24-146,332.96

Finding the Fourth Proportional to 383,119.52, 574,083.24 and 146,332.96

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Solution

The fourth proportional to 383,119.52, 574,083.24 and 146,332.96 is: 219,271.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,119.52 : 574,083.24 = 146,332.96 : x
  2. Step 2: Convert to fraction form
    383,119.52/574,083.24 = 146,332.96/x
  3. Step 3: Cross multiply
    383,119.52x = 574,083.24 × 146,332.96
  4. Step 4: Simplify right side
    383,119.52x = 84,007,299,795.59
  5. Step 5: Solve for x
    x = 84,007,299,795.59/383,119.52
  6. Step 6: Final answer
    x = 219,271.78

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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.