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Finding the Fourth Proportional to 271,398.42, 374,574.66 and 150,578.58

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Solution

The fourth proportional to 271,398.42, 374,574.66 and 150,578.58 is: 207,823.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,398.42 : 374,574.66 = 150,578.58 : x
  2. Step 2: Convert to fraction form
    271,398.42/374,574.66 = 150,578.58/x
  3. Step 3: Cross multiply
    271,398.42x = 374,574.66 × 150,578.58
  4. Step 4: Simplify right side
    271,398.42x = 56,402,920,406.78
  5. Step 5: Solve for x
    x = 56,402,920,406.78/271,398.42
  6. Step 6: Final answer
    x = 207,823.32

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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.