Home / 339,012.35-508,502.03-125,821.77

Finding the Fourth Proportional to 339,012.35, 508,502.03 and 125,821.77

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Solution

The fourth proportional to 339,012.35, 508,502.03 and 125,821.77 is: 188,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,012.35 : 508,502.03 = 125,821.77 : x
  2. Step 2: Convert to fraction form
    339,012.35/508,502.03 = 125,821.77/x
  3. Step 3: Cross multiply
    339,012.35x = 508,502.03 × 125,821.77
  4. Step 4: Simplify right side
    339,012.35x = 63,980,624,834.08
  5. Step 5: Solve for x
    x = 63,980,624,834.08/339,012.35
  6. Step 6: Final answer
    x = 188,726.53

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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.