Home / 994,968.09-1,492,306.33-489,393.36

Finding the Fourth Proportional to 994,968.09, 1,492,306.33 and 489,393.36

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Solution

The fourth proportional to 994,968.09, 1,492,306.33 and 489,393.36 is: 734,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,968.09 : 1,492,306.33 = 489,393.36 : x
  2. Step 2: Convert to fraction form
    994,968.09/1,492,306.33 = 489,393.36/x
  3. Step 3: Cross multiply
    994,968.09x = 1,492,306.33 × 489,393.36
  4. Step 4: Simplify right side
    994,968.09x = 730,324,808,987.97
  5. Step 5: Solve for x
    x = 730,324,808,987.97/994,968.09
  6. Step 6: Final answer
    x = 734,018.32

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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.