Home / 729,409.83-1,093,194.40-369,671.07

Finding the Fourth Proportional to 729,409.83, 1,093,194.40 and 369,671.07

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Solution

The fourth proportional to 729,409.83, 1,093,194.40 and 369,671.07 is: 554,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,409.83 : 1,093,194.40 = 369,671.07 : x
  2. Step 2: Convert to fraction form
    729,409.83/1,093,194.40 = 369,671.07/x
  3. Step 3: Cross multiply
    729,409.83x = 1,093,194.40 × 369,671.07
  4. Step 4: Simplify right side
    729,409.83x = 404,122,343,566.01
  5. Step 5: Solve for x
    x = 404,122,343,566.01/729,409.83
  6. Step 6: Final answer
    x = 554,040.17

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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.