Home / 407,850.69-562,818.30-226,574.02

Finding the Fourth Proportional to 407,850.69, 562,818.30 and 226,574.02

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Solution

The fourth proportional to 407,850.69, 562,818.30 and 226,574.02 is: 312,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,850.69 : 562,818.30 = 226,574.02 : x
  2. Step 2: Convert to fraction form
    407,850.69/562,818.30 = 226,574.02/x
  3. Step 3: Cross multiply
    407,850.69x = 562,818.30 × 226,574.02
  4. Step 4: Simplify right side
    407,850.69x = 127,520,004,760.57
  5. Step 5: Solve for x
    x = 127,520,004,760.57/407,850.69
  6. Step 6: Final answer
    x = 312,663.45

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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.