Home / 397,637.32-548,735.23-236,488.83

Finding the Fourth Proportional to 397,637.32, 548,735.23 and 236,488.83

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Solution

The fourth proportional to 397,637.32, 548,735.23 and 236,488.83 is: 326,352.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,637.32 : 548,735.23 = 236,488.83 : x
  2. Step 2: Convert to fraction form
    397,637.32/548,735.23 = 236,488.83/x
  3. Step 3: Cross multiply
    397,637.32x = 548,735.23 × 236,488.83
  4. Step 4: Simplify right side
    397,637.32x = 129,769,752,522.48
  5. Step 5: Solve for x
    x = 129,769,752,522.48/397,637.32
  6. Step 6: Final answer
    x = 326,352.04

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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.