Home / 733,845.71-1,012,817.77-447,531.87

Finding the Fourth Proportional to 733,845.71, 1,012,817.77 and 447,531.87

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Solution

The fourth proportional to 733,845.71, 1,012,817.77 and 447,531.87 is: 617,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,845.71 : 1,012,817.77 = 447,531.87 : x
  2. Step 2: Convert to fraction form
    733,845.71/1,012,817.77 = 447,531.87/x
  3. Step 3: Cross multiply
    733,845.71x = 1,012,817.77 × 447,531.87
  4. Step 4: Simplify right side
    733,845.71x = 453,268,230,577.33
  5. Step 5: Solve for x
    x = 453,268,230,577.33/733,845.71
  6. Step 6: Final answer
    x = 617,661.49

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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.