Home / 791,256.24-1,091,933.87-428,682.60

Finding the Fourth Proportional to 791,256.24, 1,091,933.87 and 428,682.60

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Solution

The fourth proportional to 791,256.24, 1,091,933.87 and 428,682.60 is: 591,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,256.24 : 1,091,933.87 = 428,682.60 : x
  2. Step 2: Convert to fraction form
    791,256.24/1,091,933.87 = 428,682.60/x
  3. Step 3: Cross multiply
    791,256.24x = 1,091,933.87 × 428,682.60
  4. Step 4: Simplify right side
    791,256.24x = 468,093,048,276.25
  5. Step 5: Solve for x
    x = 468,093,048,276.25/791,256.24
  6. Step 6: Final answer
    x = 591,582.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.