Home / 1,152,382.14-1,728,573.21-310,933.89

Finding the Fourth Proportional to 1,152,382.14, 1,728,573.21 and 310,933.89

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Solution

The fourth proportional to 1,152,382.14, 1,728,573.21 and 310,933.89 is: 466,400.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,382.14 : 1,728,573.21 = 310,933.89 : x
  2. Step 2: Convert to fraction form
    1,152,382.14/1,728,573.21 = 310,933.89/x
  3. Step 3: Cross multiply
    1,152,382.14x = 1,728,573.21 × 310,933.89
  4. Step 4: Simplify right side
    1,152,382.14x = 537,471,992,335.09
  5. Step 5: Solve for x
    x = 537,471,992,335.09/1,152,382.14
  6. Step 6: Final answer
    x = 466,400.84

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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.