Home / 1,370,287.56-2,055,382.07-359,401.44

Finding the Fourth Proportional to 1,370,287.56, 2,055,382.07 and 359,401.44

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Solution

The fourth proportional to 1,370,287.56, 2,055,382.07 and 359,401.44 is: 539,089.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,287.56 : 2,055,382.07 = 359,401.44 : x
  2. Step 2: Convert to fraction form
    1,370,287.56/2,055,382.07 = 359,401.44/x
  3. Step 3: Cross multiply
    1,370,287.56x = 2,055,382.07 × 359,401.44
  4. Step 4: Simplify right side
    1,370,287.56x = 738,707,273,911.17
  5. Step 5: Solve for x
    x = 738,707,273,911.17/1,370,287.56
  6. Step 6: Final answer
    x = 539,089.24

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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.