Home / 790,374.21-1,185,562.17-369,945.33

Finding the Fourth Proportional to 790,374.21, 1,185,562.17 and 369,945.33

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Solution

The fourth proportional to 790,374.21, 1,185,562.17 and 369,945.33 is: 554,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,374.21 : 1,185,562.17 = 369,945.33 : x
  2. Step 2: Convert to fraction form
    790,374.21/1,185,562.17 = 369,945.33/x
  3. Step 3: Cross multiply
    790,374.21x = 1,185,562.17 × 369,945.33
  4. Step 4: Simplify right side
    790,374.21x = 438,593,188,216.17
  5. Step 5: Solve for x
    x = 438,593,188,216.17/790,374.21
  6. Step 6: Final answer
    x = 554,918.40

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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.