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Finding the Fourth Proportional to 383,524.56, 575,281.98 and 117,293.76

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Solution

The fourth proportional to 383,524.56, 575,281.98 and 117,293.76 is: 175,939.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,524.56 : 575,281.98 = 117,293.76 : x
  2. Step 2: Convert to fraction form
    383,524.56/575,281.98 = 117,293.76/x
  3. Step 3: Cross multiply
    383,524.56x = 575,281.98 × 117,293.76
  4. Step 4: Simplify right side
    383,524.56x = 67,476,986,494.44
  5. Step 5: Solve for x
    x = 67,476,986,494.44/383,524.56
  6. Step 6: Final answer
    x = 175,939.15

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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.