Home / 725,276.72-1,088,085.26-713,227.03

Finding the Fourth Proportional to 725,276.72, 1,088,085.26 and 713,227.03

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Solution

The fourth proportional to 725,276.72, 1,088,085.26 and 713,227.03 is: 1,070,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,276.72 : 1,088,085.26 = 713,227.03 : x
  2. Step 2: Convert to fraction form
    725,276.72/1,088,085.26 = 713,227.03/x
  3. Step 3: Cross multiply
    725,276.72x = 1,088,085.26 × 713,227.03
  4. Step 4: Simplify right side
    725,276.72x = 776,051,812,090.23
  5. Step 5: Solve for x
    x = 776,051,812,090.23/725,276.72
  6. Step 6: Final answer
    x = 1,070,007.89

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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.