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Finding the Fourth Proportional to 597,774.72, 824,912.68 and 325,847.92

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Solution

The fourth proportional to 597,774.72, 824,912.68 and 325,847.92 is: 449,661.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,774.72 : 824,912.68 = 325,847.92 : x
  2. Step 2: Convert to fraction form
    597,774.72/824,912.68 = 325,847.92/x
  3. Step 3: Cross multiply
    597,774.72x = 824,912.68 × 325,847.92
  4. Step 4: Simplify right side
    597,774.72x = 268,796,080,959.63
  5. Step 5: Solve for x
    x = 268,796,080,959.63/597,774.72
  6. Step 6: Final answer
    x = 449,661.17

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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.