Home / 790,513.04-1,185,558.56-221,860.64

Finding the Fourth Proportional to 790,513.04, 1,185,558.56 and 221,860.64

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Solution

The fourth proportional to 790,513.04, 1,185,558.56 and 221,860.64 is: 332,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,513.04 : 1,185,558.56 = 221,860.64 : x
  2. Step 2: Convert to fraction form
    790,513.04/1,185,558.56 = 221,860.64/x
  3. Step 3: Cross multiply
    790,513.04x = 1,185,558.56 × 221,860.64
  4. Step 4: Simplify right side
    790,513.04x = 263,028,780,879.08
  5. Step 5: Solve for x
    x = 263,028,780,879.08/790,513.04
  6. Step 6: Final answer
    x = 332,731.74

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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.