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Finding the Fourth Proportional to 338,604.90, 507,911.67 and 233,395.62

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Solution

The fourth proportional to 338,604.90, 507,911.67 and 233,395.62 is: 350,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,604.90 : 507,911.67 = 233,395.62 : x
  2. Step 2: Convert to fraction form
    338,604.90/507,911.67 = 233,395.62/x
  3. Step 3: Cross multiply
    338,604.90x = 507,911.67 × 233,395.62
  4. Step 4: Simplify right side
    338,604.90x = 118,544,359,124.89
  5. Step 5: Solve for x
    x = 118,544,359,124.89/338,604.90
  6. Step 6: Final answer
    x = 350,096.41

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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.