Home / 764,061.97-1,054,405.74-424,530.22

Finding the Fourth Proportional to 764,061.97, 1,054,405.74 and 424,530.22

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Solution

The fourth proportional to 764,061.97, 1,054,405.74 and 424,530.22 is: 585,851.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,061.97 : 1,054,405.74 = 424,530.22 : x
  2. Step 2: Convert to fraction form
    764,061.97/1,054,405.74 = 424,530.22/x
  3. Step 3: Cross multiply
    764,061.97x = 1,054,405.74 × 424,530.22
  4. Step 4: Simplify right side
    764,061.97x = 447,627,100,771.46
  5. Step 5: Solve for x
    x = 447,627,100,771.46/764,061.97
  6. Step 6: Final answer
    x = 585,851.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.