Home / 725,050.56-1,085,919.22-346,236.68

Finding the Fourth Proportional to 725,050.56, 1,085,919.22 and 346,236.68

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Solution

The fourth proportional to 725,050.56, 1,085,919.22 and 346,236.68 is: 518,563.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,050.56 : 1,085,919.22 = 346,236.68 : x
  2. Step 2: Convert to fraction form
    725,050.56/1,085,919.22 = 346,236.68/x
  3. Step 3: Cross multiply
    725,050.56x = 1,085,919.22 × 346,236.68
  4. Step 4: Simplify right side
    725,050.56x = 375,985,065,480.99
  5. Step 5: Solve for x
    x = 375,985,065,480.99/725,050.56
  6. Step 6: Final answer
    x = 518,563.93

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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.