Home / 407,636.55-562,519.68-226,360.02

Finding the Fourth Proportional to 407,636.55, 562,519.68 and 226,360.02

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Solution

The fourth proportional to 407,636.55, 562,519.68 and 226,360.02 is: 312,366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,636.55 : 562,519.68 = 226,360.02 : x
  2. Step 2: Convert to fraction form
    407,636.55/562,519.68 = 226,360.02/x
  3. Step 3: Cross multiply
    407,636.55x = 562,519.68 × 226,360.02
  4. Step 4: Simplify right side
    407,636.55x = 127,331,966,015.19
  5. Step 5: Solve for x
    x = 127,331,966,015.19/407,636.55
  6. Step 6: Final answer
    x = 312,366.41

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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.