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Finding the Fourth Proportional to 443,924.48, 665,869.08 and 244,640

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Solution

The fourth proportional to 443,924.48, 665,869.08 and 244,640 is: 366,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,924.48 : 665,869.08 = 244,640 : x
  2. Step 2: Convert to fraction form
    443,924.48/665,869.08 = 244,640/x
  3. Step 3: Cross multiply
    443,924.48x = 665,869.08 × 244,640
  4. Step 4: Simplify right side
    443,924.48x = 162,898,211,731.20
  5. Step 5: Solve for x
    x = 162,898,211,731.20/443,924.48
  6. Step 6: Final answer
    x = 366,950.28

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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.