Home / 751.03-1,126.61-263.99

Finding the Fourth Proportional to 751.03, 1,126.61 and 263.99

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Solution

The fourth proportional to 751.03, 1,126.61 and 263.99 is: 396.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    751.03 : 1,126.61 = 263.99 : x
  2. Step 2: Convert to fraction form
    751.03/1,126.61 = 263.99/x
  3. Step 3: Cross multiply
    751.03x = 1,126.61 × 263.99
  4. Step 4: Simplify right side
    751.03x = 297,413.77
  5. Step 5: Solve for x
    x = 297,413.77/751.03
  6. Step 6: Final answer
    x = 396.01

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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.