Home / 767,119.83-1,148,977.30-496,377.44

Finding the Fourth Proportional to 767,119.83, 1,148,977.30 and 496,377.44

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Solution

The fourth proportional to 767,119.83, 1,148,977.30 and 496,377.44 is: 743,464.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,119.83 : 1,148,977.30 = 496,377.44 : x
  2. Step 2: Convert to fraction form
    767,119.83/1,148,977.30 = 496,377.44/x
  3. Step 3: Cross multiply
    767,119.83x = 1,148,977.30 × 496,377.44
  4. Step 4: Simplify right side
    767,119.83x = 570,326,405,047.23
  5. Step 5: Solve for x
    x = 570,326,405,047.23/767,119.83
  6. Step 6: Final answer
    x = 743,464.56

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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.