Home / 242,884.20-364,326.30-228,109.80

Finding the Fourth Proportional to 242,884.20, 364,326.30 and 228,109.80

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Solution

The fourth proportional to 242,884.20, 364,326.30 and 228,109.80 is: 342,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,884.20 : 364,326.30 = 228,109.80 : x
  2. Step 2: Convert to fraction form
    242,884.20/364,326.30 = 228,109.80/x
  3. Step 3: Cross multiply
    242,884.20x = 364,326.30 × 228,109.80
  4. Step 4: Simplify right side
    242,884.20x = 83,106,399,427.74
  5. Step 5: Solve for x
    x = 83,106,399,427.74/242,884.20
  6. Step 6: Final answer
    x = 342,164.70

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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.