Home / 720,072.27-1,080,095.04-214,975.71

Finding the Fourth Proportional to 720,072.27, 1,080,095.04 and 214,975.71

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Solution

The fourth proportional to 720,072.27, 1,080,095.04 and 214,975.71 is: 322,459.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,072.27 : 1,080,095.04 = 214,975.71 : x
  2. Step 2: Convert to fraction form
    720,072.27/1,080,095.04 = 214,975.71/x
  3. Step 3: Cross multiply
    720,072.27x = 1,080,095.04 × 214,975.71
  4. Step 4: Simplify right side
    720,072.27x = 232,194,198,091.48
  5. Step 5: Solve for x
    x = 232,194,198,091.48/720,072.27
  6. Step 6: Final answer
    x = 322,459.57

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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.