Home / 923,455.68-1,384,830.62-443,546.47

Finding the Fourth Proportional to 923,455.68, 1,384,830.62 and 443,546.47

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Solution

The fourth proportional to 923,455.68, 1,384,830.62 and 443,546.47 is: 665,150.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,455.68 : 1,384,830.62 = 443,546.47 : x
  2. Step 2: Convert to fraction form
    923,455.68/1,384,830.62 = 443,546.47/x
  3. Step 3: Cross multiply
    923,455.68x = 1,384,830.62 × 443,546.47
  4. Step 4: Simplify right side
    923,455.68x = 614,236,733,048.91
  5. Step 5: Solve for x
    x = 614,236,733,048.91/923,455.68
  6. Step 6: Final answer
    x = 665,150.20

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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.