Home / 790,892.09-1,185,627.69-285,334.23

Finding the Fourth Proportional to 790,892.09, 1,185,627.69 and 285,334.23

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Solution

The fourth proportional to 790,892.09, 1,185,627.69 and 285,334.23 is: 427,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,892.09 : 1,185,627.69 = 285,334.23 : x
  2. Step 2: Convert to fraction form
    790,892.09/1,185,627.69 = 285,334.23/x
  3. Step 3: Cross multiply
    790,892.09x = 1,185,627.69 × 285,334.23
  4. Step 4: Simplify right side
    790,892.09x = 338,300,163,992.83
  5. Step 5: Solve for x
    x = 338,300,163,992.83/790,892.09
  6. Step 6: Final answer
    x = 427,745.04

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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.