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Finding the Fourth Proportional to 304,568.53, 456,956.58 and 91,341.61

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Solution

The fourth proportional to 304,568.53, 456,956.58 and 91,341.61 is: 137,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,568.53 : 456,956.58 = 91,341.61 : x
  2. Step 2: Convert to fraction form
    304,568.53/456,956.58 = 91,341.61/x
  3. Step 3: Cross multiply
    304,568.53x = 456,956.58 × 91,341.61
  4. Step 4: Simplify right side
    304,568.53x = 41,739,149,260.59
  5. Step 5: Solve for x
    x = 41,739,149,260.59/304,568.53
  6. Step 6: Final answer
    x = 137,043.54

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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.