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Finding the Fourth Proportional to 199,612.60, 299,418.90 and 184,522.30

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Solution

The fourth proportional to 199,612.60, 299,418.90 and 184,522.30 is: 276,783.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,612.60 : 299,418.90 = 184,522.30 : x
  2. Step 2: Convert to fraction form
    199,612.60/299,418.90 = 184,522.30/x
  3. Step 3: Cross multiply
    199,612.60x = 299,418.90 × 184,522.30
  4. Step 4: Simplify right side
    199,612.60x = 55,249,464,091.47
  5. Step 5: Solve for x
    x = 55,249,464,091.47/199,612.60
  6. Step 6: Final answer
    x = 276,783.45

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1.5x scale

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.