Home / 901,983.22-1,244,756.96-514,790.88

Finding the Fourth Proportional to 901,983.22, 1,244,756.96 and 514,790.88

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Solution

The fourth proportional to 901,983.22, 1,244,756.96 and 514,790.88 is: 710,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,983.22 : 1,244,756.96 = 514,790.88 : x
  2. Step 2: Convert to fraction form
    901,983.22/1,244,756.96 = 514,790.88/x
  3. Step 3: Cross multiply
    901,983.22x = 1,244,756.96 × 514,790.88
  4. Step 4: Simplify right side
    901,983.22x = 640,789,530,824.53
  5. Step 5: Solve for x
    x = 640,789,530,824.53/901,983.22
  6. Step 6: Final answer
    x = 710,422.90

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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.