Home / 407,834.61-562,804.25-226,539.33

Finding the Fourth Proportional to 407,834.61, 562,804.25 and 226,539.33

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Solution

The fourth proportional to 407,834.61, 562,804.25 and 226,539.33 is: 312,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,834.61 : 562,804.25 = 226,539.33 : x
  2. Step 2: Convert to fraction form
    407,834.61/562,804.25 = 226,539.33/x
  3. Step 3: Cross multiply
    407,834.61x = 562,804.25 × 226,539.33
  4. Step 4: Simplify right side
    407,834.61x = 127,497,296,583.46
  5. Step 5: Solve for x
    x = 127,497,296,583.46/407,834.61
  6. Step 6: Final answer
    x = 312,620.10

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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.