Home / 783,848.69-1,175,647.19-215,096.97

Finding the Fourth Proportional to 783,848.69, 1,175,647.19 and 215,096.97

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Solution

The fourth proportional to 783,848.69, 1,175,647.19 and 215,096.97 is: 322,610.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,848.69 : 1,175,647.19 = 215,096.97 : x
  2. Step 2: Convert to fraction form
    783,848.69/1,175,647.19 = 215,096.97/x
  3. Step 3: Cross multiply
    783,848.69x = 1,175,647.19 × 215,096.97
  4. Step 4: Simplify right side
    783,848.69x = 252,878,145,683.15
  5. Step 5: Solve for x
    x = 252,878,145,683.15/783,848.69
  6. Step 6: Final answer
    x = 322,610.92

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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.