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Finding the Fourth Proportional to 558,043.44, 837,369 and 242,499.12

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Solution

The fourth proportional to 558,043.44, 837,369 and 242,499.12 is: 363,880.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,043.44 : 837,369 = 242,499.12 : x
  2. Step 2: Convert to fraction form
    558,043.44/837,369 = 242,499.12/x
  3. Step 3: Cross multiply
    558,043.44x = 837,369 × 242,499.12
  4. Step 4: Simplify right side
    558,043.44x = 203,061,245,615.28
  5. Step 5: Solve for x
    x = 203,061,245,615.28/558,043.44
  6. Step 6: Final answer
    x = 363,880.71

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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.