Home / 790,562.82-1,185,822.69-221,948.64

Finding the Fourth Proportional to 790,562.82, 1,185,822.69 and 221,948.64

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Solution

The fourth proportional to 790,562.82, 1,185,822.69 and 221,948.64 is: 332,916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,562.82 : 1,185,822.69 = 221,948.64 : x
  2. Step 2: Convert to fraction form
    790,562.82/1,185,822.69 = 221,948.64/x
  3. Step 3: Cross multiply
    790,562.82x = 1,185,822.69 × 221,948.64
  4. Step 4: Simplify right side
    790,562.82x = 263,191,733,326.64
  5. Step 5: Solve for x
    x = 263,191,733,326.64/790,562.82
  6. Step 6: Final answer
    x = 332,916.91

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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.