Home / 995,208.40-1,492,812.60-285,194.80

Finding the Fourth Proportional to 995,208.40, 1,492,812.60 and 285,194.80

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Solution

The fourth proportional to 995,208.40, 1,492,812.60 and 285,194.80 is: 427,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,208.40 : 1,492,812.60 = 285,194.80 : x
  2. Step 2: Convert to fraction form
    995,208.40/1,492,812.60 = 285,194.80/x
  3. Step 3: Cross multiply
    995,208.40x = 1,492,812.60 × 285,194.80
  4. Step 4: Simplify right side
    995,208.40x = 425,742,390,894.48
  5. Step 5: Solve for x
    x = 425,742,390,894.48/995,208.40
  6. Step 6: Final answer
    x = 427,792.20

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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.