Home / 628,266.59-942,244.19-178,991.36

Finding the Fourth Proportional to 628,266.59, 942,244.19 and 178,991.36

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Solution

The fourth proportional to 628,266.59, 942,244.19 and 178,991.36 is: 268,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,266.59 : 942,244.19 = 178,991.36 : x
  2. Step 2: Convert to fraction form
    628,266.59/942,244.19 = 178,991.36/x
  3. Step 3: Cross multiply
    628,266.59x = 942,244.19 × 178,991.36
  4. Step 4: Simplify right side
    628,266.59x = 168,653,564,308.98
  5. Step 5: Solve for x
    x = 168,653,564,308.98/628,266.59
  6. Step 6: Final answer
    x = 268,442.68

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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.