Home / 727,244.19-1,090,359.43-322,216.25

Finding the Fourth Proportional to 727,244.19, 1,090,359.43 and 322,216.25

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Solution

The fourth proportional to 727,244.19, 1,090,359.43 and 322,216.25 is: 483,099.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,244.19 : 1,090,359.43 = 322,216.25 : x
  2. Step 2: Convert to fraction form
    727,244.19/1,090,359.43 = 322,216.25/x
  3. Step 3: Cross multiply
    727,244.19x = 1,090,359.43 × 322,216.25
  4. Step 4: Simplify right side
    727,244.19x = 351,331,520,429.40
  5. Step 5: Solve for x
    x = 351,331,520,429.40/727,244.19
  6. Step 6: Final answer
    x = 483,099.80

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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.