Home / 350,772.48-484,065.28-199,869.44

Finding the Fourth Proportional to 350,772.48, 484,065.28 and 199,869.44

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Solution

The fourth proportional to 350,772.48, 484,065.28 and 199,869.44 is: 275,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,772.48 : 484,065.28 = 199,869.44 : x
  2. Step 2: Convert to fraction form
    350,772.48/484,065.28 = 199,869.44/x
  3. Step 3: Cross multiply
    350,772.48x = 484,065.28 × 199,869.44
  4. Step 4: Simplify right side
    350,772.48x = 96,749,856,437.04
  5. Step 5: Solve for x
    x = 96,749,856,437.04/350,772.48
  6. Step 6: Final answer
    x = 275,819.40

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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.