Home / 221,352.60-330,302.48-197,496.15

Finding the Fourth Proportional to 221,352.60, 330,302.48 and 197,496.15

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Solution

The fourth proportional to 221,352.60, 330,302.48 and 197,496.15 is: 294,703.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,352.60 : 330,302.48 = 197,496.15 : x
  2. Step 2: Convert to fraction form
    221,352.60/330,302.48 = 197,496.15/x
  3. Step 3: Cross multiply
    221,352.60x = 330,302.48 × 197,496.15
  4. Step 4: Simplify right side
    221,352.60x = 65,233,468,135.45
  5. Step 5: Solve for x
    x = 65,233,468,135.45/221,352.60
  6. Step 6: Final answer
    x = 294,703.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.