Home / 725,585.08-1,088,388.60-276,330.82

Finding the Fourth Proportional to 725,585.08, 1,088,388.60 and 276,330.82

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Solution

The fourth proportional to 725,585.08, 1,088,388.60 and 276,330.82 is: 414,500.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,585.08 : 1,088,388.60 = 276,330.82 : x
  2. Step 2: Convert to fraction form
    725,585.08/1,088,388.60 = 276,330.82/x
  3. Step 3: Cross multiply
    725,585.08x = 1,088,388.60 × 276,330.82
  4. Step 4: Simplify right side
    725,585.08x = 300,755,314,316.65
  5. Step 5: Solve for x
    x = 300,755,314,316.65/725,585.08
  6. Step 6: Final answer
    x = 414,500.41

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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.