Home / 654,886.85-982,493.78-228,428.87

Finding the Fourth Proportional to 654,886.85, 982,493.78 and 228,428.87

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Solution

The fourth proportional to 654,886.85, 982,493.78 and 228,428.87 is: 342,700.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,886.85 : 982,493.78 = 228,428.87 : x
  2. Step 2: Convert to fraction form
    654,886.85/982,493.78 = 228,428.87/x
  3. Step 3: Cross multiply
    654,886.85x = 982,493.78 × 228,428.87
  4. Step 4: Simplify right side
    654,886.85x = 224,429,937,892.82
  5. Step 5: Solve for x
    x = 224,429,937,892.82/654,886.85
  6. Step 6: Final answer
    x = 342,700.33

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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.