Home / 902,428.92-1,353,646.41-228,509.91

Finding the Fourth Proportional to 902,428.92, 1,353,646.41 and 228,509.91

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Solution

The fourth proportional to 902,428.92, 1,353,646.41 and 228,509.91 is: 342,765.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,428.92 : 1,353,646.41 = 228,509.91 : x
  2. Step 2: Convert to fraction form
    902,428.92/1,353,646.41 = 228,509.91/x
  3. Step 3: Cross multiply
    902,428.92x = 1,353,646.41 × 228,509.91
  4. Step 4: Simplify right side
    902,428.92x = 309,321,619,320.92
  5. Step 5: Solve for x
    x = 309,321,619,320.92/902,428.92
  6. Step 6: Final answer
    x = 342,765.63

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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.