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Finding the Fourth Proportional to 580,196.79, 870,293.97 and 327,362.58

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Solution

The fourth proportional to 580,196.79, 870,293.97 and 327,362.58 is: 491,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,196.79 : 870,293.97 = 327,362.58 : x
  2. Step 2: Convert to fraction form
    580,196.79/870,293.97 = 327,362.58/x
  3. Step 3: Cross multiply
    580,196.79x = 870,293.97 × 327,362.58
  4. Step 4: Simplify right side
    580,196.79x = 284,901,679,377.64
  5. Step 5: Solve for x
    x = 284,901,679,377.64/580,196.79
  6. Step 6: Final answer
    x = 491,043.18

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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.