Home / 510,827.78-704,942.29-296,092.40

Finding the Fourth Proportional to 510,827.78, 704,942.29 and 296,092.40

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Solution

The fourth proportional to 510,827.78, 704,942.29 and 296,092.40 is: 408,607.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,827.78 : 704,942.29 = 296,092.40 : x
  2. Step 2: Convert to fraction form
    510,827.78/704,942.29 = 296,092.40/x
  3. Step 3: Cross multiply
    510,827.78x = 704,942.29 × 296,092.40
  4. Step 4: Simplify right side
    510,827.78x = 208,728,055,529.72
  5. Step 5: Solve for x
    x = 208,728,055,529.72/510,827.78
  6. Step 6: Final answer
    x = 408,607.49

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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.