Home / 407,741.91-562,696.96-226,456.02

Finding the Fourth Proportional to 407,741.91, 562,696.96 and 226,456.02

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Solution

The fourth proportional to 407,741.91, 562,696.96 and 226,456.02 is: 312,516.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,741.91 : 562,696.96 = 226,456.02 : x
  2. Step 2: Convert to fraction form
    407,741.91/562,696.96 = 226,456.02/x
  3. Step 3: Cross multiply
    407,741.91x = 562,696.96 × 226,456.02
  4. Step 4: Simplify right side
    407,741.91x = 127,426,111,497.28
  5. Step 5: Solve for x
    x = 127,426,111,497.28/407,741.91
  6. Step 6: Final answer
    x = 312,516.59

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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.