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Finding the Fourth Proportional to 363,623.69, 544,691.95 and 296,395.31

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Solution

The fourth proportional to 363,623.69, 544,691.95 and 296,395.31 is: 443,986.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,623.69 : 544,691.95 = 296,395.31 : x
  2. Step 2: Convert to fraction form
    363,623.69/544,691.95 = 296,395.31/x
  3. Step 3: Cross multiply
    363,623.69x = 544,691.95 × 296,395.31
  4. Step 4: Simplify right side
    363,623.69x = 161,444,139,995.50
  5. Step 5: Solve for x
    x = 161,444,139,995.50/363,623.69
  6. Step 6: Final answer
    x = 443,986.86

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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.