Home / 407,834.33-562,901.40-226,608.57

Finding the Fourth Proportional to 407,834.33, 562,901.40 and 226,608.57

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Solution

The fourth proportional to 407,834.33, 562,901.40 and 226,608.57 is: 312,769.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,834.33 : 562,901.40 = 226,608.57 : x
  2. Step 2: Convert to fraction form
    407,834.33/562,901.40 = 226,608.57/x
  3. Step 3: Cross multiply
    407,834.33x = 562,901.40 × 226,608.57
  4. Step 4: Simplify right side
    407,834.33x = 127,558,281,305.00
  5. Step 5: Solve for x
    x = 127,558,281,305.00/407,834.33
  6. Step 6: Final answer
    x = 312,769.85

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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.