Home / 271,288.09-374,382.03-150,434.47

Finding the Fourth Proportional to 271,288.09, 374,382.03 and 150,434.47

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Solution

The fourth proportional to 271,288.09, 374,382.03 and 150,434.47 is: 207,602.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,288.09 : 374,382.03 = 150,434.47 : x
  2. Step 2: Convert to fraction form
    271,288.09/374,382.03 = 150,434.47/x
  3. Step 3: Cross multiply
    271,288.09x = 374,382.03 × 150,434.47
  4. Step 4: Simplify right side
    271,288.09x = 56,319,962,260.57
  5. Step 5: Solve for x
    x = 56,319,962,260.57/271,288.09
  6. Step 6: Final answer
    x = 207,602.04

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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.