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Finding the Fourth Proportional to 383,524.71, 575,370.14 and 146,867.42

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Solution

The fourth proportional to 383,524.71, 575,370.14 and 146,867.42 is: 220,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,524.71 : 575,370.14 = 146,867.42 : x
  2. Step 2: Convert to fraction form
    383,524.71/575,370.14 = 146,867.42/x
  3. Step 3: Cross multiply
    383,524.71x = 575,370.14 × 146,867.42
  4. Step 4: Simplify right side
    383,524.71x = 84,503,124,395.65
  5. Step 5: Solve for x
    x = 84,503,124,395.65/383,524.71
  6. Step 6: Final answer
    x = 220,332.93

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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.