Home / 764,540.71-1,144,315.73-562,083.28

Finding the Fourth Proportional to 764,540.71, 1,144,315.73 and 562,083.28

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Solution

The fourth proportional to 764,540.71, 1,144,315.73 and 562,083.28 is: 841,290.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,540.71 : 1,144,315.73 = 562,083.28 : x
  2. Step 2: Convert to fraction form
    764,540.71/1,144,315.73 = 562,083.28/x
  3. Step 3: Cross multiply
    764,540.71x = 1,144,315.73 × 562,083.28
  4. Step 4: Simplify right side
    764,540.71x = 643,200,737,418.41
  5. Step 5: Solve for x
    x = 643,200,737,418.41/764,540.71
  6. Step 6: Final answer
    x = 841,290.37

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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.