Home / 850,046.39-1,275,237.84-242,839.94

Finding the Fourth Proportional to 850,046.39, 1,275,237.84 and 242,839.94

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Solution

The fourth proportional to 850,046.39, 1,275,237.84 and 242,839.94 is: 364,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,046.39 : 1,275,237.84 = 242,839.94 : x
  2. Step 2: Convert to fraction form
    850,046.39/1,275,237.84 = 242,839.94/x
  3. Step 3: Cross multiply
    850,046.39x = 1,275,237.84 × 242,839.94
  4. Step 4: Simplify right side
    850,046.39x = 309,678,680,551.33
  5. Step 5: Solve for x
    x = 309,678,680,551.33/850,046.39
  6. Step 6: Final answer
    x = 364,307.98

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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.