Home / 725,845.86-1,088,947.40-252,535.32

Finding the Fourth Proportional to 725,845.86, 1,088,947.40 and 252,535.32

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Solution

The fourth proportional to 725,845.86, 1,088,947.40 and 252,535.32 is: 378,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,845.86 : 1,088,947.40 = 252,535.32 : x
  2. Step 2: Convert to fraction form
    725,845.86/1,088,947.40 = 252,535.32/x
  3. Step 3: Cross multiply
    725,845.86x = 1,088,947.40 × 252,535.32
  4. Step 4: Simplify right side
    725,845.86x = 274,997,678,859.49
  5. Step 5: Solve for x
    x = 274,997,678,859.49/725,845.86
  6. Step 6: Final answer
    x = 378,865.12

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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.