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Finding the Fourth Proportional to 244,663.67, 366,990.64 and 139,256.75

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Solution

The fourth proportional to 244,663.67, 366,990.64 and 139,256.75 is: 208,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,663.67 : 366,990.64 = 139,256.75 : x
  2. Step 2: Convert to fraction form
    244,663.67/366,990.64 = 139,256.75/x
  3. Step 3: Cross multiply
    244,663.67x = 366,990.64 × 139,256.75
  4. Step 4: Simplify right side
    244,663.67x = 51,105,923,806.82
  5. Step 5: Solve for x
    x = 51,105,923,806.82/244,663.67
  6. Step 6: Final answer
    x = 208,882.36

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1.5x scale

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.