Home / 628,104.96-941,587.26-228,463.20

Finding the Fourth Proportional to 628,104.96, 941,587.26 and 228,463.20

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Solution

The fourth proportional to 628,104.96, 941,587.26 and 228,463.20 is: 342,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,104.96 : 941,587.26 = 228,463.20 : x
  2. Step 2: Convert to fraction form
    628,104.96/941,587.26 = 228,463.20/x
  3. Step 3: Cross multiply
    628,104.96x = 941,587.26 × 228,463.20
  4. Step 4: Simplify right side
    628,104.96x = 215,118,038,498.83
  5. Step 5: Solve for x
    x = 215,118,038,498.83/628,104.96
  6. Step 6: Final answer
    x = 342,487.41

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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.