Home / 902,351.34-1,245,244.68-539,790.48

Finding the Fourth Proportional to 902,351.34, 1,245,244.68 and 539,790.48

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Solution

The fourth proportional to 902,351.34, 1,245,244.68 and 539,790.48 is: 744,910.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,351.34 : 1,245,244.68 = 539,790.48 : x
  2. Step 2: Convert to fraction form
    902,351.34/1,245,244.68 = 539,790.48/x
  3. Step 3: Cross multiply
    902,351.34x = 1,245,244.68 × 539,790.48
  4. Step 4: Simplify right side
    902,351.34x = 672,171,223,534.65
  5. Step 5: Solve for x
    x = 672,171,223,534.65/902,351.34
  6. Step 6: Final answer
    x = 744,910.76

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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.