Home / 631,104.62-945,955.67-480,849.55

Finding the Fourth Proportional to 631,104.62, 945,955.67 and 480,849.55

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Solution

The fourth proportional to 631,104.62, 945,955.67 and 480,849.55 is: 720,740.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,104.62 : 945,955.67 = 480,849.55 : x
  2. Step 2: Convert to fraction form
    631,104.62/945,955.67 = 480,849.55/x
  3. Step 3: Cross multiply
    631,104.62x = 945,955.67 × 480,849.55
  4. Step 4: Simplify right side
    631,104.62x = 454,862,353,470.31
  5. Step 5: Solve for x
    x = 454,862,353,470.31/631,104.62
  6. Step 6: Final answer
    x = 720,740.02

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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.