Home / 680,532.64-1,020,581.26-225,039.26

Finding the Fourth Proportional to 680,532.64, 1,020,581.26 and 225,039.26

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Solution

The fourth proportional to 680,532.64, 1,020,581.26 and 225,039.26 is: 337,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,532.64 : 1,020,581.26 = 225,039.26 : x
  2. Step 2: Convert to fraction form
    680,532.64/1,020,581.26 = 225,039.26/x
  3. Step 3: Cross multiply
    680,532.64x = 1,020,581.26 × 225,039.26
  4. Step 4: Simplify right side
    680,532.64x = 229,670,851,520.27
  5. Step 5: Solve for x
    x = 229,670,851,520.27/680,532.64
  6. Step 6: Final answer
    x = 337,486.90

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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.