Home / 790,559.53-1,185,817.76-221,945.33

Finding the Fourth Proportional to 790,559.53, 1,185,817.76 and 221,945.33

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Solution

The fourth proportional to 790,559.53, 1,185,817.76 and 221,945.33 is: 332,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,559.53 : 1,185,817.76 = 221,945.33 : x
  2. Step 2: Convert to fraction form
    790,559.53/1,185,817.76 = 221,945.33/x
  3. Step 3: Cross multiply
    790,559.53x = 1,185,817.76 × 221,945.33
  4. Step 4: Simplify right side
    790,559.53x = 263,186,716,750.17
  5. Step 5: Solve for x
    x = 263,186,716,750.17/790,559.53
  6. Step 6: Final answer
    x = 332,911.95

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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.