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Finding the Fourth Proportional to 334,571.70, 501,790.70 and 124,160.42

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Solution

The fourth proportional to 334,571.70, 501,790.70 and 124,160.42 is: 186,215.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,571.70 : 501,790.70 = 124,160.42 : x
  2. Step 2: Convert to fraction form
    334,571.70/501,790.70 = 124,160.42/x
  3. Step 3: Cross multiply
    334,571.70x = 501,790.70 × 124,160.42
  4. Step 4: Simplify right side
    334,571.70x = 62,302,544,064.09
  5. Step 5: Solve for x
    x = 62,302,544,064.09/334,571.70
  6. Step 6: Final answer
    x = 186,215.82

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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.