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Finding the Fourth Proportional to 555,356.67, 833,067.30 and 156,028.58

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Solution

The fourth proportional to 555,356.67, 833,067.30 and 156,028.58 is: 234,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,356.67 : 833,067.30 = 156,028.58 : x
  2. Step 2: Convert to fraction form
    555,356.67/833,067.30 = 156,028.58/x
  3. Step 3: Cross multiply
    555,356.67x = 833,067.30 × 156,028.58
  4. Step 4: Simplify right side
    555,356.67x = 129,982,303,698.10
  5. Step 5: Solve for x
    x = 129,982,303,698.10/555,356.67
  6. Step 6: Final answer
    x = 234,051.94

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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.