Home / 790,494.33-1,185,744.29-191,455.89

Finding the Fourth Proportional to 790,494.33, 1,185,744.29 and 191,455.89

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Solution

The fourth proportional to 790,494.33, 1,185,744.29 and 191,455.89 is: 287,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,494.33 : 1,185,744.29 = 191,455.89 : x
  2. Step 2: Convert to fraction form
    790,494.33/1,185,744.29 = 191,455.89/x
  3. Step 3: Cross multiply
    790,494.33x = 1,185,744.29 × 191,455.89
  4. Step 4: Simplify right side
    790,494.33x = 227,017,728,833.01
  5. Step 5: Solve for x
    x = 227,017,728,833.01/790,494.33
  6. Step 6: Final answer
    x = 287,184.51

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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.