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Finding the Fourth Proportional to 271,358.34, 374,455.86 and 150,488.28

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Solution

The fourth proportional to 271,358.34, 374,455.86 and 150,488.28 is: 207,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,358.34 : 374,455.86 = 150,488.28 : x
  2. Step 2: Convert to fraction form
    271,358.34/374,455.86 = 150,488.28/x
  3. Step 3: Cross multiply
    271,358.34x = 374,455.86 × 150,488.28
  4. Step 4: Simplify right side
    271,358.34x = 56,351,218,307.32
  5. Step 5: Solve for x
    x = 56,351,218,307.32/271,358.34
  6. Step 6: Final answer
    x = 207,663.48

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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.