Home / 407,270.16-562,063.61-226,016.36

Finding the Fourth Proportional to 407,270.16, 562,063.61 and 226,016.36

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Solution

The fourth proportional to 407,270.16, 562,063.61 and 226,016.36 is: 311,919.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,270.16 : 562,063.61 = 226,016.36 : x
  2. Step 2: Convert to fraction form
    407,270.16/562,063.61 = 226,016.36/x
  3. Step 3: Cross multiply
    407,270.16x = 562,063.61 × 226,016.36
  4. Step 4: Simplify right side
    407,270.16x = 127,035,571,220.66
  5. Step 5: Solve for x
    x = 127,035,571,220.66/407,270.16
  6. Step 6: Final answer
    x = 311,919.66

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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.