Home / 265,625.27-398,434.20-151,529.61

Finding the Fourth Proportional to 265,625.27, 398,434.20 and 151,529.61

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Solution

The fourth proportional to 265,625.27, 398,434.20 and 151,529.61 is: 227,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,625.27 : 398,434.20 = 151,529.61 : x
  2. Step 2: Convert to fraction form
    265,625.27/398,434.20 = 151,529.61/x
  3. Step 3: Cross multiply
    265,625.27x = 398,434.20 × 151,529.61
  4. Step 4: Simplify right side
    265,625.27x = 60,374,578,936.66
  5. Step 5: Solve for x
    x = 60,374,578,936.66/265,625.27
  6. Step 6: Final answer
    x = 227,292.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.