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Finding the Fourth Proportional to 383,132.58, 574,108.02 and 242,595.96

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Solution

The fourth proportional to 383,132.58, 574,108.02 and 242,595.96 is: 363,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,132.58 : 574,108.02 = 242,595.96 : x
  2. Step 2: Convert to fraction form
    383,132.58/574,108.02 = 242,595.96/x
  3. Step 3: Cross multiply
    383,132.58x = 574,108.02 × 242,595.96
  4. Step 4: Simplify right side
    383,132.58x = 139,276,286,255.60
  5. Step 5: Solve for x
    x = 139,276,286,255.60/383,132.58
  6. Step 6: Final answer
    x = 363,519.82

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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.