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Finding the Fourth Proportional to 558,033.60, 837,244.80 and 242,716.80

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Solution

The fourth proportional to 558,033.60, 837,244.80 and 242,716.80 is: 364,159.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,033.60 : 837,244.80 = 242,716.80 : x
  2. Step 2: Convert to fraction form
    558,033.60/837,244.80 = 242,716.80/x
  3. Step 3: Cross multiply
    558,033.60x = 837,244.80 × 242,716.80
  4. Step 4: Simplify right side
    558,033.60x = 203,213,378,672.64
  5. Step 5: Solve for x
    x = 203,213,378,672.64/558,033.60
  6. Step 6: Final answer
    x = 364,159.75

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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.