Home / 628,403.44-942,463.12-179,114.64

Finding the Fourth Proportional to 628,403.44, 942,463.12 and 179,114.64

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Solution

The fourth proportional to 628,403.44, 942,463.12 and 179,114.64 is: 268,631.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,403.44 : 942,463.12 = 179,114.64 : x
  2. Step 2: Convert to fraction form
    628,403.44/942,463.12 = 179,114.64/x
  3. Step 3: Cross multiply
    628,403.44x = 942,463.12 × 179,114.64
  4. Step 4: Simplify right side
    628,403.44x = 168,808,942,452.08
  5. Step 5: Solve for x
    x = 168,808,942,452.08/628,403.44
  6. Step 6: Final answer
    x = 268,631.47

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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.