Home / 601,390.32-829,918.68-329,467.92

Finding the Fourth Proportional to 601,390.32, 829,918.68 and 329,467.92

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Solution

The fourth proportional to 601,390.32, 829,918.68 and 329,467.92 is: 454,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,390.32 : 829,918.68 = 329,467.92 : x
  2. Step 2: Convert to fraction form
    601,390.32/829,918.68 = 329,467.92/x
  3. Step 3: Cross multiply
    601,390.32x = 829,918.68 × 329,467.92
  4. Step 4: Simplify right side
    601,390.32x = 273,431,581,268.75
  5. Step 5: Solve for x
    x = 273,431,581,268.75/601,390.32
  6. Step 6: Final answer
    x = 454,665.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.