Home / 995,388.40-1,492,382.76-462,343.60

Finding the Fourth Proportional to 995,388.40, 1,492,382.76 and 462,343.60

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Solution

The fourth proportional to 995,388.40, 1,492,382.76 and 462,343.60 is: 693,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,388.40 : 1,492,382.76 = 462,343.60 : x
  2. Step 2: Convert to fraction form
    995,388.40/1,492,382.76 = 462,343.60/x
  3. Step 3: Cross multiply
    995,388.40x = 1,492,382.76 × 462,343.60
  4. Step 4: Simplify right side
    995,388.40x = 689,993,617,836.34
  5. Step 5: Solve for x
    x = 689,993,617,836.34/995,388.40
  6. Step 6: Final answer
    x = 693,190.33

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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.