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Finding the Fourth Proportional to 364,530.30, 546,795.45 and 327,788.70

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Solution

The fourth proportional to 364,530.30, 546,795.45 and 327,788.70 is: 491,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,530.30 : 546,795.45 = 327,788.70 : x
  2. Step 2: Convert to fraction form
    364,530.30/546,795.45 = 327,788.70/x
  3. Step 3: Cross multiply
    364,530.30x = 546,795.45 × 327,788.70
  4. Step 4: Simplify right side
    364,530.30x = 179,233,369,721.42
  5. Step 5: Solve for x
    x = 179,233,369,721.42/364,530.30
  6. Step 6: Final answer
    x = 491,683.05

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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.