Home / 304,824.60-457,236.90-127,272.60

Finding the Fourth Proportional to 304,824.60, 457,236.90 and 127,272.60

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Solution

The fourth proportional to 304,824.60, 457,236.90 and 127,272.60 is: 190,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,824.60 : 457,236.90 = 127,272.60 : x
  2. Step 2: Convert to fraction form
    304,824.60/457,236.90 = 127,272.60/x
  3. Step 3: Cross multiply
    304,824.60x = 457,236.90 × 127,272.60
  4. Step 4: Simplify right side
    304,824.60x = 58,193,729,078.94
  5. Step 5: Solve for x
    x = 58,193,729,078.94/304,824.60
  6. Step 6: Final answer
    x = 190,908.90

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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.