Home / 389,822.26-537,954.76-210,974.26

Finding the Fourth Proportional to 389,822.26, 537,954.76 and 210,974.26

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Solution

The fourth proportional to 389,822.26, 537,954.76 and 210,974.26 is: 291,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,822.26 : 537,954.76 = 210,974.26 : x
  2. Step 2: Convert to fraction form
    389,822.26/537,954.76 = 210,974.26/x
  3. Step 3: Cross multiply
    389,822.26x = 537,954.76 × 210,974.26
  4. Step 4: Simplify right side
    389,822.26x = 113,494,607,404.48
  5. Step 5: Solve for x
    x = 113,494,607,404.48/389,822.26
  6. Step 6: Final answer
    x = 291,144.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.