Home / 841,299.48-1,261,952.46-210,213.90

Finding the Fourth Proportional to 841,299.48, 1,261,952.46 and 210,213.90

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Solution

The fourth proportional to 841,299.48, 1,261,952.46 and 210,213.90 is: 315,321.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,299.48 : 1,261,952.46 = 210,213.90 : x
  2. Step 2: Convert to fraction form
    841,299.48/1,261,952.46 = 210,213.90/x
  3. Step 3: Cross multiply
    841,299.48x = 1,261,952.46 × 210,213.90
  4. Step 4: Simplify right side
    841,299.48x = 265,279,948,231.19
  5. Step 5: Solve for x
    x = 265,279,948,231.19/841,299.48
  6. Step 6: Final answer
    x = 315,321.66

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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.