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Finding the Fourth Proportional to 435,764.81, 601,386.12 and 244,778.36

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Solution

The fourth proportional to 435,764.81, 601,386.12 and 244,778.36 is: 337,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,764.81 : 601,386.12 = 244,778.36 : x
  2. Step 2: Convert to fraction form
    435,764.81/601,386.12 = 244,778.36/x
  3. Step 3: Cross multiply
    435,764.81x = 601,386.12 × 244,778.36
  4. Step 4: Simplify right side
    435,764.81x = 147,206,305,173.43
  5. Step 5: Solve for x
    x = 147,206,305,173.43/435,764.81
  6. Step 6: Final answer
    x = 337,811.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.