Home / 458,865.00-633,251.56-313,974.55

Finding the Fourth Proportional to 458,865.00, 633,251.56 and 313,974.55

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Solution

The fourth proportional to 458,865.00, 633,251.56 and 313,974.55 is: 433,297.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,865.00 : 633,251.56 = 313,974.55 : x
  2. Step 2: Convert to fraction form
    458,865.00/633,251.56 = 313,974.55/x
  3. Step 3: Cross multiply
    458,865.00x = 633,251.56 × 313,974.55
  4. Step 4: Simplify right side
    458,865.00x = 198,824,873,594.43
  5. Step 5: Solve for x
    x = 198,824,873,594.43/458,865.00
  6. Step 6: Final answer
    x = 433,297.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.