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Finding the Fourth Proportional to 805,273.68, 1,110,834 and 510,384

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Solution

The fourth proportional to 805,273.68, 1,110,834 and 510,384 is: 704,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,273.68 : 1,110,834 = 510,384 : x
  2. Step 2: Convert to fraction form
    805,273.68/1,110,834 = 510,384/x
  3. Step 3: Cross multiply
    805,273.68x = 1,110,834 × 510,384
  4. Step 4: Simplify right side
    805,273.68x = 566,951,900,256
  5. Step 5: Solve for x
    x = 566,951,900,256/805,273.68
  6. Step 6: Final answer
    x = 704,048.72

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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.