Home / 628,099.46-941,579.01-228,457.70

Finding the Fourth Proportional to 628,099.46, 941,579.01 and 228,457.70

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Solution

The fourth proportional to 628,099.46, 941,579.01 and 228,457.70 is: 342,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,099.46 : 941,579.01 = 228,457.70 : x
  2. Step 2: Convert to fraction form
    628,099.46/941,579.01 = 228,457.70/x
  3. Step 3: Cross multiply
    628,099.46x = 941,579.01 × 228,457.70
  4. Step 4: Simplify right side
    628,099.46x = 215,110,970,284.98
  5. Step 5: Solve for x
    x = 215,110,970,284.98/628,099.46
  6. Step 6: Final answer
    x = 342,479.15

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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.