Home / 783,753.06-1,175,795.82-251,647.86

Finding the Fourth Proportional to 783,753.06, 1,175,795.82 and 251,647.86

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Solution

The fourth proportional to 783,753.06, 1,175,795.82 and 251,647.86 is: 377,525.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,753.06 : 1,175,795.82 = 251,647.86 : x
  2. Step 2: Convert to fraction form
    783,753.06/1,175,795.82 = 251,647.86/x
  3. Step 3: Cross multiply
    783,753.06x = 1,175,795.82 × 251,647.86
  4. Step 4: Simplify right side
    783,753.06x = 295,886,501,899.95
  5. Step 5: Solve for x
    x = 295,886,501,899.95/783,753.06
  6. Step 6: Final answer
    x = 377,525.16

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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.