Home / 294,512.05-406,382.36-165,425.81

Finding the Fourth Proportional to 294,512.05, 406,382.36 and 165,425.81

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Solution

The fourth proportional to 294,512.05, 406,382.36 and 165,425.81 is: 228,262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,512.05 : 406,382.36 = 165,425.81 : x
  2. Step 2: Convert to fraction form
    294,512.05/406,382.36 = 165,425.81/x
  3. Step 3: Cross multiply
    294,512.05x = 406,382.36 × 165,425.81
  4. Step 4: Simplify right side
    294,512.05x = 67,226,128,213.67
  5. Step 5: Solve for x
    x = 67,226,128,213.67/294,512.05
  6. Step 6: Final answer
    x = 228,262.74

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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.