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Finding the Fourth Proportional to 350,395.84, 483,546.74 and 199,492.84

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Solution

The fourth proportional to 350,395.84, 483,546.74 and 199,492.84 is: 275,300.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,395.84 : 483,546.74 = 199,492.84 : x
  2. Step 2: Convert to fraction form
    350,395.84/483,546.74 = 199,492.84/x
  3. Step 3: Cross multiply
    350,395.84x = 483,546.74 × 199,492.84
  4. Step 4: Simplify right side
    350,395.84x = 96,464,112,435.34
  5. Step 5: Solve for x
    x = 96,464,112,435.34/350,395.84
  6. Step 6: Final answer
    x = 275,300.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.