Home / 793,259.18-1,190,361.56-287,859.59

Finding the Fourth Proportional to 793,259.18, 1,190,361.56 and 287,859.59

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Solution

The fourth proportional to 793,259.18, 1,190,361.56 and 287,859.59 is: 431,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,259.18 : 1,190,361.56 = 287,859.59 : x
  2. Step 2: Convert to fraction form
    793,259.18/1,190,361.56 = 287,859.59/x
  3. Step 3: Cross multiply
    793,259.18x = 1,190,361.56 × 287,859.59
  4. Step 4: Simplify right side
    793,259.18x = 342,656,990,613.36
  5. Step 5: Solve for x
    x = 342,656,990,613.36/793,259.18
  6. Step 6: Final answer
    x = 431,960.95

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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.