Home / 994,965.96-1,492,303.15-489,391.23

Finding the Fourth Proportional to 994,965.96, 1,492,303.15 and 489,391.23

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Solution

The fourth proportional to 994,965.96, 1,492,303.15 and 489,391.23 is: 734,015.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,965.96 : 1,492,303.15 = 489,391.23 : x
  2. Step 2: Convert to fraction form
    994,965.96/1,492,303.15 = 489,391.23/x
  3. Step 3: Cross multiply
    994,965.96x = 1,492,303.15 × 489,391.23
  4. Step 4: Simplify right side
    994,965.96x = 730,320,077,566.43
  5. Step 5: Solve for x
    x = 730,320,077,566.43/994,965.96
  6. Step 6: Final answer
    x = 734,015.14

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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.