Home / 628,079.67-942,097.23-178,802.91

Finding the Fourth Proportional to 628,079.67, 942,097.23 and 178,802.91

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Solution

The fourth proportional to 628,079.67, 942,097.23 and 178,802.91 is: 268,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,079.67 : 942,097.23 = 178,802.91 : x
  2. Step 2: Convert to fraction form
    628,079.67/942,097.23 = 178,802.91/x
  3. Step 3: Cross multiply
    628,079.67x = 942,097.23 × 178,802.91
  4. Step 4: Simplify right side
    628,079.67x = 168,449,726,226.94
  5. Step 5: Solve for x
    x = 168,449,726,226.94/628,079.67
  6. Step 6: Final answer
    x = 268,198.02

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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.