Home / 681,733.26-942,492.51-511,672.14

Finding the Fourth Proportional to 681,733.26, 942,492.51 and 511,672.14

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Solution

The fourth proportional to 681,733.26, 942,492.51 and 511,672.14 is: 707,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,733.26 : 942,492.51 = 511,672.14 : x
  2. Step 2: Convert to fraction form
    681,733.26/942,492.51 = 511,672.14/x
  3. Step 3: Cross multiply
    681,733.26x = 942,492.51 × 511,672.14
  4. Step 4: Simplify right side
    681,733.26x = 482,247,159,525.67
  5. Step 5: Solve for x
    x = 482,247,159,525.67/681,733.26
  6. Step 6: Final answer
    x = 707,383.94

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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.