Home / 422,630.04-633,984.15-152,825.52

Finding the Fourth Proportional to 422,630.04, 633,984.15 and 152,825.52

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Solution

The fourth proportional to 422,630.04, 633,984.15 and 152,825.52 is: 229,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,630.04 : 633,984.15 = 152,825.52 : x
  2. Step 2: Convert to fraction form
    422,630.04/633,984.15 = 152,825.52/x
  3. Step 3: Cross multiply
    422,630.04x = 633,984.15 × 152,825.52
  4. Step 4: Simplify right side
    422,630.04x = 96,888,957,395.51
  5. Step 5: Solve for x
    x = 96,888,957,395.51/422,630.04
  6. Step 6: Final answer
    x = 229,252.42

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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.