Home / 795,183.75-1,191,942.63-389,816.01

Finding the Fourth Proportional to 795,183.75, 1,191,942.63 and 389,816.01

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Solution

The fourth proportional to 795,183.75, 1,191,942.63 and 389,816.01 is: 584,315.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,183.75 : 1,191,942.63 = 389,816.01 : x
  2. Step 2: Convert to fraction form
    795,183.75/1,191,942.63 = 389,816.01/x
  3. Step 3: Cross multiply
    795,183.75x = 1,191,942.63 × 389,816.01
  4. Step 4: Simplify right side
    795,183.75x = 464,638,320,175.51
  5. Step 5: Solve for x
    x = 464,638,320,175.51/795,183.75
  6. Step 6: Final answer
    x = 584,315.66

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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.