Home / 725,816.13-1,088,945.64-371,079.27

Finding the Fourth Proportional to 725,816.13, 1,088,945.64 and 371,079.27

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Solution

The fourth proportional to 725,816.13, 1,088,945.64 and 371,079.27 is: 556,732.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,816.13 : 1,088,945.64 = 371,079.27 : x
  2. Step 2: Convert to fraction form
    725,816.13/1,088,945.64 = 371,079.27/x
  3. Step 3: Cross multiply
    725,816.13x = 1,088,945.64 × 371,079.27
  4. Step 4: Simplify right side
    725,816.13x = 404,085,153,160.88
  5. Step 5: Solve for x
    x = 404,085,153,160.88/725,816.13
  6. Step 6: Final answer
    x = 556,732.12

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1.5x scale

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.