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Finding the Fourth Proportional to 271,281.27, 374,377.41 and 150,415.50

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Solution

The fourth proportional to 271,281.27, 374,377.41 and 150,415.50 is: 207,578.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,281.27 : 374,377.41 = 150,415.50 : x
  2. Step 2: Convert to fraction form
    271,281.27/374,377.41 = 150,415.50/x
  3. Step 3: Cross multiply
    271,281.27x = 374,377.41 × 150,415.50
  4. Step 4: Simplify right side
    271,281.27x = 56,312,165,313.86
  5. Step 5: Solve for x
    x = 56,312,165,313.86/271,281.27
  6. Step 6: Final answer
    x = 207,578.52

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1.5x scale

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.