Home / 791,629.83-1,189,033.02-472,404.42

Finding the Fourth Proportional to 791,629.83, 1,189,033.02 and 472,404.42

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Solution

The fourth proportional to 791,629.83, 1,189,033.02 and 472,404.42 is: 709,554.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,629.83 : 1,189,033.02 = 472,404.42 : x
  2. Step 2: Convert to fraction form
    791,629.83/1,189,033.02 = 472,404.42/x
  3. Step 3: Cross multiply
    791,629.83x = 1,189,033.02 × 472,404.42
  4. Step 4: Simplify right side
    791,629.83x = 561,704,454,173.95
  5. Step 5: Solve for x
    x = 561,704,454,173.95/791,629.83
  6. Step 6: Final answer
    x = 709,554.43

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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.