Home / 294,787.27-406,756.63-165,708.56

Finding the Fourth Proportional to 294,787.27, 406,756.63 and 165,708.56

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Solution

The fourth proportional to 294,787.27, 406,756.63 and 165,708.56 is: 228,649.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,787.27 : 406,756.63 = 165,708.56 : x
  2. Step 2: Convert to fraction form
    294,787.27/406,756.63 = 165,708.56/x
  3. Step 3: Cross multiply
    294,787.27x = 406,756.63 × 165,708.56
  4. Step 4: Simplify right side
    294,787.27x = 67,403,056,153.95
  5. Step 5: Solve for x
    x = 67,403,056,153.95/294,787.27
  6. Step 6: Final answer
    x = 228,649.82

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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.