Home / 769,732.51-1,154,768.87-264,281.98

Finding the Fourth Proportional to 769,732.51, 1,154,768.87 and 264,281.98

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Solution

The fourth proportional to 769,732.51, 1,154,768.87 and 264,281.98 is: 396,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,732.51 : 1,154,768.87 = 264,281.98 : x
  2. Step 2: Convert to fraction form
    769,732.51/1,154,768.87 = 264,281.98/x
  3. Step 3: Cross multiply
    769,732.51x = 1,154,768.87 × 264,281.98
  4. Step 4: Simplify right side
    769,732.51x = 305,184,603,405.96
  5. Step 5: Solve for x
    x = 305,184,603,405.96/769,732.51
  6. Step 6: Final answer
    x = 396,481.37

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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.