Home / 869,422.44-1,199,358.18-579,533.16

Finding the Fourth Proportional to 869,422.44, 1,199,358.18 and 579,533.16

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Solution

The fourth proportional to 869,422.44, 1,199,358.18 and 579,533.16 is: 799,459.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,422.44 : 1,199,358.18 = 579,533.16 : x
  2. Step 2: Convert to fraction form
    869,422.44/1,199,358.18 = 579,533.16/x
  3. Step 3: Cross multiply
    869,422.44x = 1,199,358.18 × 579,533.16
  4. Step 4: Simplify right side
    869,422.44x = 695,067,836,027.25
  5. Step 5: Solve for x
    x = 695,067,836,027.25/869,422.44
  6. Step 6: Final answer
    x = 799,459.28

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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.