Home / 609,828.70-914,888.40-210,472.96

Finding the Fourth Proportional to 609,828.70, 914,888.40 and 210,472.96

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Solution

The fourth proportional to 609,828.70, 914,888.40 and 210,472.96 is: 315,759.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,828.70 : 914,888.40 = 210,472.96 : x
  2. Step 2: Convert to fraction form
    609,828.70/914,888.40 = 210,472.96/x
  3. Step 3: Cross multiply
    609,828.70x = 914,888.40 × 210,472.96
  4. Step 4: Simplify right side
    609,828.70x = 192,559,269,617.66
  5. Step 5: Solve for x
    x = 192,559,269,617.66/609,828.70
  6. Step 6: Final answer
    x = 315,759.61

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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.