Home / 1,032,308.78-1,548,110.21-392,458.19

Finding the Fourth Proportional to 1,032,308.78, 1,548,110.21 and 392,458.19

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Solution

The fourth proportional to 1,032,308.78, 1,548,110.21 and 392,458.19 is: 588,553.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,308.78 : 1,548,110.21 = 392,458.19 : x
  2. Step 2: Convert to fraction form
    1,032,308.78/1,548,110.21 = 392,458.19/x
  3. Step 3: Cross multiply
    1,032,308.78x = 1,548,110.21 × 392,458.19
  4. Step 4: Simplify right side
    1,032,308.78x = 607,568,521,234.28
  5. Step 5: Solve for x
    x = 607,568,521,234.28/1,032,308.78
  6. Step 6: Final answer
    x = 588,553.09

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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.