Home / 407,574.85-562,427.27-226,286.73

Finding the Fourth Proportional to 407,574.85, 562,427.27 and 226,286.73

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Solution

The fourth proportional to 407,574.85, 562,427.27 and 226,286.73 is: 312,261.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,574.85 : 562,427.27 = 226,286.73 : x
  2. Step 2: Convert to fraction form
    407,574.85/562,427.27 = 226,286.73/x
  3. Step 3: Cross multiply
    407,574.85x = 562,427.27 × 226,286.73
  4. Step 4: Simplify right side
    407,574.85x = 127,269,826,659.69
  5. Step 5: Solve for x
    x = 127,269,826,659.69/407,574.85
  6. Step 6: Final answer
    x = 312,261.24

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1.5x scale

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.