Home / 330,965.22-456,717.56-183,780.96

Finding the Fourth Proportional to 330,965.22, 456,717.56 and 183,780.96

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Solution

The fourth proportional to 330,965.22, 456,717.56 and 183,780.96 is: 253,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,965.22 : 456,717.56 = 183,780.96 : x
  2. Step 2: Convert to fraction form
    330,965.22/456,717.56 = 183,780.96/x
  3. Step 3: Cross multiply
    330,965.22x = 456,717.56 × 183,780.96
  4. Step 4: Simplify right side
    330,965.22x = 83,935,990,027.83
  5. Step 5: Solve for x
    x = 83,935,990,027.83/330,965.22
  6. Step 6: Final answer
    x = 253,609.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.