Home / 793,266.69-1,190,372.82-287,867.10

Finding the Fourth Proportional to 793,266.69, 1,190,372.82 and 287,867.10

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Solution

The fourth proportional to 793,266.69, 1,190,372.82 and 287,867.10 is: 431,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,266.69 : 1,190,372.82 = 287,867.10 : x
  2. Step 2: Convert to fraction form
    793,266.69/1,190,372.82 = 287,867.10/x
  3. Step 3: Cross multiply
    793,266.69x = 1,190,372.82 × 287,867.10
  4. Step 4: Simplify right side
    793,266.69x = 342,669,171,612.22
  5. Step 5: Solve for x
    x = 342,669,171,612.22/793,266.69
  6. Step 6: Final answer
    x = 431,972.22

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1.5x scale

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.