Home / 304,788.45-456,961.19-127,346.21

Finding the Fourth Proportional to 304,788.45, 456,961.19 and 127,346.21

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Solution

The fourth proportional to 304,788.45, 456,961.19 and 127,346.21 is: 190,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,788.45 : 456,961.19 = 127,346.21 : x
  2. Step 2: Convert to fraction form
    304,788.45/456,961.19 = 127,346.21/x
  3. Step 3: Cross multiply
    304,788.45x = 456,961.19 × 127,346.21
  4. Step 4: Simplify right side
    304,788.45x = 58,192,272,742.05
  5. Step 5: Solve for x
    x = 58,192,272,742.05/304,788.45
  6. Step 6: Final answer
    x = 190,926.76

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1.5x scale

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.