Home / 339,003.07-508,586.82-102,331.60

Finding the Fourth Proportional to 339,003.07, 508,586.82 and 102,331.60

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Solution

The fourth proportional to 339,003.07, 508,586.82 and 102,331.60 is: 153,522.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,003.07 : 508,586.82 = 102,331.60 : x
  2. Step 2: Convert to fraction form
    339,003.07/508,586.82 = 102,331.60/x
  3. Step 3: Cross multiply
    339,003.07x = 508,586.82 × 102,331.60
  4. Step 4: Simplify right side
    339,003.07x = 52,044,503,029.51
  5. Step 5: Solve for x
    x = 52,044,503,029.51/339,003.07
  6. Step 6: Final answer
    x = 153,522.22

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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.