Home / 995,485.80-1,492,172.40-489,333

Finding the Fourth Proportional to 995,485.80, 1,492,172.40 and 489,333

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Solution

The fourth proportional to 995,485.80, 1,492,172.40 and 489,333 is: 733,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,485.80 : 1,492,172.40 = 489,333 : x
  2. Step 2: Convert to fraction form
    995,485.80/1,492,172.40 = 489,333/x
  3. Step 3: Cross multiply
    995,485.80x = 1,492,172.40 × 489,333
  4. Step 4: Simplify right side
    995,485.80x = 730,169,197,009.20
  5. Step 5: Solve for x
    x = 730,169,197,009.20/995,485.80
  6. Step 6: Final answer
    x = 733,480.27

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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.