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Finding the Fourth Proportional to 271,353.31, 374,422.71 and 150,475.39

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Solution

The fourth proportional to 271,353.31, 374,422.71 and 150,475.39 is: 207,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,353.31 : 374,422.71 = 150,475.39 : x
  2. Step 2: Convert to fraction form
    271,353.31/374,422.71 = 150,475.39/x
  3. Step 3: Cross multiply
    271,353.31x = 374,422.71 × 150,475.39
  4. Step 4: Simplify right side
    271,353.31x = 56,341,403,312.11
  5. Step 5: Solve for x
    x = 56,341,403,312.11/271,353.31
  6. Step 6: Final answer
    x = 207,631.16

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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.