Home / 376,322.10-519,328.38-204,241.55

Finding the Fourth Proportional to 376,322.10, 519,328.38 and 204,241.55

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Solution

The fourth proportional to 376,322.10, 519,328.38 and 204,241.55 is: 281,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,322.10 : 519,328.38 = 204,241.55 : x
  2. Step 2: Convert to fraction form
    376,322.10/519,328.38 = 204,241.55/x
  3. Step 3: Cross multiply
    376,322.10x = 519,328.38 × 204,241.55
  4. Step 4: Simplify right side
    376,322.10x = 106,068,433,290.19
  5. Step 5: Solve for x
    x = 106,068,433,290.19/376,322.10
  6. Step 6: Final answer
    x = 281,855.45

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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.