Home / 994,967.09-1,492,304.83-489,392.36

Finding the Fourth Proportional to 994,967.09, 1,492,304.83 and 489,392.36

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Solution

The fourth proportional to 994,967.09, 1,492,304.83 and 489,392.36 is: 734,016.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,967.09 : 1,492,304.83 = 489,392.36 : x
  2. Step 2: Convert to fraction form
    994,967.09/1,492,304.83 = 489,392.36/x
  3. Step 3: Cross multiply
    994,967.09x = 1,492,304.83 × 489,392.36
  4. Step 4: Simplify right side
    994,967.09x = 730,322,579,504.24
  5. Step 5: Solve for x
    x = 730,322,579,504.24/994,967.09
  6. Step 6: Final answer
    x = 734,016.82

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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.