Home / 684,786.20-1,027,101.54-264,026.84

Finding the Fourth Proportional to 684,786.20, 1,027,101.54 and 264,026.84

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Solution

The fourth proportional to 684,786.20, 1,027,101.54 and 264,026.84 is: 396,010.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,786.20 : 1,027,101.54 = 264,026.84 : x
  2. Step 2: Convert to fraction form
    684,786.20/1,027,101.54 = 264,026.84/x
  3. Step 3: Cross multiply
    684,786.20x = 1,027,101.54 × 264,026.84
  4. Step 4: Simplify right side
    684,786.20x = 271,182,373,965.33
  5. Step 5: Solve for x
    x = 271,182,373,965.33/684,786.20
  6. Step 6: Final answer
    x = 396,010.28

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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.