Home / 681,941.21-1,023,206.78-366,029.06

Finding the Fourth Proportional to 681,941.21, 1,023,206.78 and 366,029.06

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Solution

The fourth proportional to 681,941.21, 1,023,206.78 and 366,029.06 is: 549,201.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,941.21 : 1,023,206.78 = 366,029.06 : x
  2. Step 2: Convert to fraction form
    681,941.21/1,023,206.78 = 366,029.06/x
  3. Step 3: Cross multiply
    681,941.21x = 1,023,206.78 × 366,029.06
  4. Step 4: Simplify right side
    681,941.21x = 374,523,411,668.07
  5. Step 5: Solve for x
    x = 374,523,411,668.07/681,941.21
  6. Step 6: Final answer
    x = 549,201.91

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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.