Home / 746,796.40-1,119,825.95-325,890.16

Finding the Fourth Proportional to 746,796.40, 1,119,825.95 and 325,890.16

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Solution

The fourth proportional to 746,796.40, 1,119,825.95 and 325,890.16 is: 488,674.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,796.40 : 1,119,825.95 = 325,890.16 : x
  2. Step 2: Convert to fraction form
    746,796.40/1,119,825.95 = 325,890.16/x
  3. Step 3: Cross multiply
    746,796.40x = 1,119,825.95 × 325,890.16
  4. Step 4: Simplify right side
    746,796.40x = 364,940,252,418.52
  5. Step 5: Solve for x
    x = 364,940,252,418.52/746,796.40
  6. Step 6: Final answer
    x = 488,674.36

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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.