Home / 619,302.13-928,954.64-170,029.15

Finding the Fourth Proportional to 619,302.13, 928,954.64 and 170,029.15

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Solution

The fourth proportional to 619,302.13, 928,954.64 and 170,029.15 is: 255,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,302.13 : 928,954.64 = 170,029.15 : x
  2. Step 2: Convert to fraction form
    619,302.13/928,954.64 = 170,029.15/x
  3. Step 3: Cross multiply
    619,302.13x = 928,954.64 × 170,029.15
  4. Step 4: Simplify right side
    619,302.13x = 157,949,365,930.44
  5. Step 5: Solve for x
    x = 157,949,365,930.44/619,302.13
  6. Step 6: Final answer
    x = 255,044.12

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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.