Home / 695,826.60-1,043,616.60-316,659.12

Finding the Fourth Proportional to 695,826.60, 1,043,616.60 and 316,659.12

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Solution

The fourth proportional to 695,826.60, 1,043,616.60 and 316,659.12 is: 474,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,826.60 : 1,043,616.60 = 316,659.12 : x
  2. Step 2: Convert to fraction form
    695,826.60/1,043,616.60 = 316,659.12/x
  3. Step 3: Cross multiply
    695,826.60x = 1,043,616.60 × 316,659.12
  4. Step 4: Simplify right side
    695,826.60x = 330,470,714,173.39
  5. Step 5: Solve for x
    x = 330,470,714,173.39/695,826.60
  6. Step 6: Final answer
    x = 474,932.57

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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.