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Finding the Fourth Proportional to 537,211.53, 741,371.40 and 295,512.84

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Solution

The fourth proportional to 537,211.53, 741,371.40 and 295,512.84 is: 407,818.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,211.53 : 741,371.40 = 295,512.84 : x
  2. Step 2: Convert to fraction form
    537,211.53/741,371.40 = 295,512.84/x
  3. Step 3: Cross multiply
    537,211.53x = 741,371.40 × 295,512.84
  4. Step 4: Simplify right side
    537,211.53x = 219,084,767,908.78
  5. Step 5: Solve for x
    x = 219,084,767,908.78/537,211.53
  6. Step 6: Final answer
    x = 407,818.44

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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.