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Finding the Fourth Proportional to 249,797.89, 374,364.67 and 216,361.39

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Solution

The fourth proportional to 249,797.89, 374,364.67 and 216,361.39 is: 324,254.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,797.89 : 374,364.67 = 216,361.39 : x
  2. Step 2: Convert to fraction form
    249,797.89/374,364.67 = 216,361.39/x
  3. Step 3: Cross multiply
    249,797.89x = 374,364.67 × 216,361.39
  4. Step 4: Simplify right side
    249,797.89x = 80,998,060,368.09
  5. Step 5: Solve for x
    x = 80,998,060,368.09/249,797.89
  6. Step 6: Final answer
    x = 324,254.38

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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.