Home / 729,649.03-1,095,146.33-370,072.24

Finding the Fourth Proportional to 729,649.03, 1,095,146.33 and 370,072.24

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Solution

The fourth proportional to 729,649.03, 1,095,146.33 and 370,072.24 is: 555,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,649.03 : 1,095,146.33 = 370,072.24 : x
  2. Step 2: Convert to fraction form
    729,649.03/1,095,146.33 = 370,072.24/x
  3. Step 3: Cross multiply
    729,649.03x = 1,095,146.33 × 370,072.24
  4. Step 4: Simplify right side
    729,649.03x = 405,283,253,620.52
  5. Step 5: Solve for x
    x = 405,283,253,620.52/729,649.03
  6. Step 6: Final answer
    x = 555,449.59

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1.5x scale

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.