Home / 925,249.41-1,387,878.26-325,885.68

Finding the Fourth Proportional to 925,249.41, 1,387,878.26 and 325,885.68

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Solution

The fourth proportional to 925,249.41, 1,387,878.26 and 325,885.68 is: 488,829.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,249.41 : 1,387,878.26 = 325,885.68 : x
  2. Step 2: Convert to fraction form
    925,249.41/1,387,878.26 = 325,885.68/x
  3. Step 3: Cross multiply
    925,249.41x = 1,387,878.26 × 325,885.68
  4. Step 4: Simplify right side
    925,249.41x = 452,289,648,887.89
  5. Step 5: Solve for x
    x = 452,289,648,887.89/925,249.41
  6. Step 6: Final answer
    x = 488,829.98

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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.