Home / 304,346.82-456,272.83-126,985.98

Finding the Fourth Proportional to 304,346.82, 456,272.83 and 126,985.98

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Solution

The fourth proportional to 304,346.82, 456,272.83 and 126,985.98 is: 190,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,346.82 : 456,272.83 = 126,985.98 : x
  2. Step 2: Convert to fraction form
    304,346.82/456,272.83 = 126,985.98/x
  3. Step 3: Cross multiply
    304,346.82x = 456,272.83 × 126,985.98
  4. Step 4: Simplify right side
    304,346.82x = 57,940,252,464.92
  5. Step 5: Solve for x
    x = 57,940,252,464.92/304,346.82
  6. Step 6: Final answer
    x = 190,375.74

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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.