Home / 537,742.29-807,111.99-271,690.23

Finding the Fourth Proportional to 537,742.29, 807,111.99 and 271,690.23

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Solution

The fourth proportional to 537,742.29, 807,111.99 and 271,690.23 is: 407,787.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,742.29 : 807,111.99 = 271,690.23 : x
  2. Step 2: Convert to fraction form
    537,742.29/807,111.99 = 271,690.23/x
  3. Step 3: Cross multiply
    537,742.29x = 807,111.99 × 271,690.23
  4. Step 4: Simplify right side
    537,742.29x = 219,284,442,198.86
  5. Step 5: Solve for x
    x = 219,284,442,198.86/537,742.29
  6. Step 6: Final answer
    x = 407,787.24

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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.