Home / 870,059.60-1,305,564.92-337,601.52

Finding the Fourth Proportional to 870,059.60, 1,305,564.92 and 337,601.52

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Solution

The fourth proportional to 870,059.60, 1,305,564.92 and 337,601.52 is: 506,586.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,059.60 : 1,305,564.92 = 337,601.52 : x
  2. Step 2: Convert to fraction form
    870,059.60/1,305,564.92 = 337,601.52/x
  3. Step 3: Cross multiply
    870,059.60x = 1,305,564.92 × 337,601.52
  4. Step 4: Simplify right side
    870,059.60x = 440,760,701,450.68
  5. Step 5: Solve for x
    x = 440,760,701,450.68/870,059.60
  6. Step 6: Final answer
    x = 506,586.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.