Home / 317,627.15-476,367.96-189,579.56

Finding the Fourth Proportional to 317,627.15, 476,367.96 and 189,579.56

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Solution

The fourth proportional to 317,627.15, 476,367.96 and 189,579.56 is: 284,325.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,627.15 : 476,367.96 = 189,579.56 : x
  2. Step 2: Convert to fraction form
    317,627.15/476,367.96 = 189,579.56/x
  3. Step 3: Cross multiply
    317,627.15x = 476,367.96 × 189,579.56
  4. Step 4: Simplify right side
    317,627.15x = 90,309,628,254.90
  5. Step 5: Solve for x
    x = 90,309,628,254.90/317,627.15
  6. Step 6: Final answer
    x = 284,325.91

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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.