Home / 236,467.90-354,842.03-221,506.43

Finding the Fourth Proportional to 236,467.90, 354,842.03 and 221,506.43

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Solution

The fourth proportional to 236,467.90, 354,842.03 and 221,506.43 is: 332,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,467.90 : 354,842.03 = 221,506.43 : x
  2. Step 2: Convert to fraction form
    236,467.90/354,842.03 = 221,506.43/x
  3. Step 3: Cross multiply
    236,467.90x = 354,842.03 × 221,506.43
  4. Step 4: Simplify right side
    236,467.90x = 78,599,790,058.81
  5. Step 5: Solve for x
    x = 78,599,790,058.81/236,467.90
  6. Step 6: Final answer
    x = 332,390.95

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1.5x scale

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.