Home / 407,418.24-562,271.04-226,147.20

Finding the Fourth Proportional to 407,418.24, 562,271.04 and 226,147.20

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Solution

The fourth proportional to 407,418.24, 562,271.04 and 226,147.20 is: 312,101.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,418.24 : 562,271.04 = 226,147.20 : x
  2. Step 2: Convert to fraction form
    407,418.24/562,271.04 = 226,147.20/x
  3. Step 3: Cross multiply
    407,418.24x = 562,271.04 × 226,147.20
  4. Step 4: Simplify right side
    407,418.24x = 127,156,021,337.09
  5. Step 5: Solve for x
    x = 127,156,021,337.09/407,418.24
  6. Step 6: Final answer
    x = 312,101.94

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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.