Home / 883,453.64-1,218,845.82-501,259.04

Finding the Fourth Proportional to 883,453.64, 1,218,845.82 and 501,259.04

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Solution

The fourth proportional to 883,453.64, 1,218,845.82 and 501,259.04 is: 691,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,453.64 : 1,218,845.82 = 501,259.04 : x
  2. Step 2: Convert to fraction form
    883,453.64/1,218,845.82 = 501,259.04/x
  3. Step 3: Cross multiply
    883,453.64x = 1,218,845.82 × 501,259.04
  4. Step 4: Simplify right side
    883,453.64x = 610,957,485,641.21
  5. Step 5: Solve for x
    x = 610,957,485,641.21/883,453.64
  6. Step 6: Final answer
    x = 691,555.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.