Home / 339,088.62-508,637.79-102,433.35

Finding the Fourth Proportional to 339,088.62, 508,637.79 and 102,433.35

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Solution

The fourth proportional to 339,088.62, 508,637.79 and 102,433.35 is: 153,651.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,088.62 : 508,637.79 = 102,433.35 : x
  2. Step 2: Convert to fraction form
    339,088.62/508,637.79 = 102,433.35/x
  3. Step 3: Cross multiply
    339,088.62x = 508,637.79 × 102,433.35
  4. Step 4: Simplify right side
    339,088.62x = 52,101,472,766.30
  5. Step 5: Solve for x
    x = 52,101,472,766.30/339,088.62
  6. Step 6: Final answer
    x = 153,651.49

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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.