Home / 799,277.28-1,102,989.78-436,693.36

Finding the Fourth Proportional to 799,277.28, 1,102,989.78 and 436,693.36

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Solution

The fourth proportional to 799,277.28, 1,102,989.78 and 436,693.36 is: 602,629.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,277.28 : 1,102,989.78 = 436,693.36 : x
  2. Step 2: Convert to fraction form
    799,277.28/1,102,989.78 = 436,693.36/x
  3. Step 3: Cross multiply
    799,277.28x = 1,102,989.78 × 436,693.36
  4. Step 4: Simplify right side
    799,277.28x = 481,668,313,073.86
  5. Step 5: Solve for x
    x = 481,668,313,073.86/799,277.28
  6. Step 6: Final answer
    x = 602,629.81

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1.5x scale

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.