Home / 907,711.76-1,361,349.67-267,842.61

Finding the Fourth Proportional to 907,711.76, 1,361,349.67 and 267,842.61

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Solution

The fourth proportional to 907,711.76, 1,361,349.67 and 267,842.61 is: 401,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,711.76 : 1,361,349.67 = 267,842.61 : x
  2. Step 2: Convert to fraction form
    907,711.76/1,361,349.67 = 267,842.61/x
  3. Step 3: Cross multiply
    907,711.76x = 1,361,349.67 × 267,842.61
  4. Step 4: Simplify right side
    907,711.76x = 364,627,448,735.44
  5. Step 5: Solve for x
    x = 364,627,448,735.44/907,711.76
  6. Step 6: Final answer
    x = 401,699.60

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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.