Home / 510,819.52-704,930.16-284,518.48

Finding the Fourth Proportional to 510,819.52, 704,930.16 and 284,518.48

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Solution

The fourth proportional to 510,819.52, 704,930.16 and 284,518.48 is: 392,635.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,819.52 : 704,930.16 = 284,518.48 : x
  2. Step 2: Convert to fraction form
    510,819.52/704,930.16 = 284,518.48/x
  3. Step 3: Cross multiply
    510,819.52x = 704,930.16 × 284,518.48
  4. Step 4: Simplify right side
    510,819.52x = 200,565,657,629.36
  5. Step 5: Solve for x
    x = 200,565,657,629.36/510,819.52
  6. Step 6: Final answer
    x = 392,635.07

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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.