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Finding the Fourth Proportional to 271,588.56, 374,837.28 and 158,411.34

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Solution

The fourth proportional to 271,588.56, 374,837.28 and 158,411.34 is: 218,633.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,588.56 : 374,837.28 = 158,411.34 : x
  2. Step 2: Convert to fraction form
    271,588.56/374,837.28 = 158,411.34/x
  3. Step 3: Cross multiply
    271,588.56x = 374,837.28 × 158,411.34
  4. Step 4: Simplify right side
    271,588.56x = 59,378,475,806.76
  5. Step 5: Solve for x
    x = 59,378,475,806.76/271,588.56
  6. Step 6: Final answer
    x = 218,633.94

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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.