Home / 767,912.93-1,151,864.53-262,229.93

Finding the Fourth Proportional to 767,912.93, 1,151,864.53 and 262,229.93

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Solution

The fourth proportional to 767,912.93, 1,151,864.53 and 262,229.93 is: 393,343.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,912.93 : 1,151,864.53 = 262,229.93 : x
  2. Step 2: Convert to fraction form
    767,912.93/1,151,864.53 = 262,229.93/x
  3. Step 3: Cross multiply
    767,912.93x = 1,151,864.53 × 262,229.93
  4. Step 4: Simplify right side
    767,912.93x = 302,053,355,071.38
  5. Step 5: Solve for x
    x = 302,053,355,071.38/767,912.93
  6. Step 6: Final answer
    x = 393,343.23

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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.