Home / 304,917.80-456,786.20-147,256.96

Finding the Fourth Proportional to 304,917.80, 456,786.20 and 147,256.96

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Solution

The fourth proportional to 304,917.80, 456,786.20 and 147,256.96 is: 220,600.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,917.80 : 456,786.20 = 147,256.96 : x
  2. Step 2: Convert to fraction form
    304,917.80/456,786.20 = 147,256.96/x
  3. Step 3: Cross multiply
    304,917.80x = 456,786.20 × 147,256.96
  4. Step 4: Simplify right side
    304,917.80x = 67,264,947,181.95
  5. Step 5: Solve for x
    x = 67,264,947,181.95/304,917.80
  6. Step 6: Final answer
    x = 220,600.26

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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.