Home / 995,390.82-1,492,202.07-388,039.14

Finding the Fourth Proportional to 995,390.82, 1,492,202.07 and 388,039.14

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Solution

The fourth proportional to 995,390.82, 1,492,202.07 and 388,039.14 is: 581,714.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,390.82 : 1,492,202.07 = 388,039.14 : x
  2. Step 2: Convert to fraction form
    995,390.82/1,492,202.07 = 388,039.14/x
  3. Step 3: Cross multiply
    995,390.82x = 1,492,202.07 × 388,039.14
  4. Step 4: Simplify right side
    995,390.82x = 579,032,807,949.02
  5. Step 5: Solve for x
    x = 579,032,807,949.02/995,390.82
  6. Step 6: Final answer
    x = 581,714.03

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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.