Home / 272,536.26-376,526.63-208,230.56

Finding the Fourth Proportional to 272,536.26, 376,526.63 and 208,230.56

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Solution

The fourth proportional to 272,536.26, 376,526.63 and 208,230.56 is: 287,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,536.26 : 376,526.63 = 208,230.56 : x
  2. Step 2: Convert to fraction form
    272,536.26/376,526.63 = 208,230.56/x
  3. Step 3: Cross multiply
    272,536.26x = 376,526.63 × 208,230.56
  4. Step 4: Simplify right side
    272,536.26x = 78,404,350,919.98
  5. Step 5: Solve for x
    x = 78,404,350,919.98/272,536.26
  6. Step 6: Final answer
    x = 287,684.11

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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.