Home / 850,039.88-1,275,228.08-242,833.43

Finding the Fourth Proportional to 850,039.88, 1,275,228.08 and 242,833.43

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Solution

The fourth proportional to 850,039.88, 1,275,228.08 and 242,833.43 is: 364,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,039.88 : 1,275,228.08 = 242,833.43 : x
  2. Step 2: Convert to fraction form
    850,039.88/1,275,228.08 = 242,833.43/x
  3. Step 3: Cross multiply
    850,039.88x = 1,275,228.08 × 242,833.43
  4. Step 4: Simplify right side
    850,039.88x = 309,668,001,108.41
  5. Step 5: Solve for x
    x = 309,668,001,108.41/850,039.88
  6. Step 6: Final answer
    x = 364,298.21

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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.