Home / 422,629.95-633,984.02-152,825.43

Finding the Fourth Proportional to 422,629.95, 633,984.02 and 152,825.43

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Solution

The fourth proportional to 422,629.95, 633,984.02 and 152,825.43 is: 229,252.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,629.95 : 633,984.02 = 152,825.43 : x
  2. Step 2: Convert to fraction form
    422,629.95/633,984.02 = 152,825.43/x
  3. Step 3: Cross multiply
    422,629.95x = 633,984.02 × 152,825.43
  4. Step 4: Simplify right side
    422,629.95x = 96,888,879,705.50
  5. Step 5: Solve for x
    x = 96,888,879,705.50/422,629.95
  6. Step 6: Final answer
    x = 229,252.28

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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.