Home / 407,401.24-562,213.92-226,113.25

Finding the Fourth Proportional to 407,401.24, 562,213.92 and 226,113.25

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Solution

The fourth proportional to 407,401.24, 562,213.92 and 226,113.25 is: 312,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,401.24 : 562,213.92 = 226,113.25 : x
  2. Step 2: Convert to fraction form
    407,401.24/562,213.92 = 226,113.25/x
  3. Step 3: Cross multiply
    407,401.24x = 562,213.92 × 226,113.25
  4. Step 4: Simplify right side
    407,401.24x = 127,124,016,646.44
  5. Step 5: Solve for x
    x = 127,124,016,646.44/407,401.24
  6. Step 6: Final answer
    x = 312,036.40

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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.