Home / 631,095.96-945,942.75-480,840.89

Finding the Fourth Proportional to 631,095.96, 945,942.75 and 480,840.89

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Solution

The fourth proportional to 631,095.96, 945,942.75 and 480,840.89 is: 720,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,095.96 : 945,942.75 = 480,840.89 : x
  2. Step 2: Convert to fraction form
    631,095.96/945,942.75 = 480,840.89/x
  3. Step 3: Cross multiply
    631,095.96x = 945,942.75 × 480,840.89
  4. Step 4: Simplify right side
    631,095.96x = 454,847,951,394.84
  5. Step 5: Solve for x
    x = 454,847,951,394.84/631,095.96
  6. Step 6: Final answer
    x = 720,727.08

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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.