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Finding the Fourth Proportional to 297,094.80, 445,037.40 and 184,429.20

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Solution

The fourth proportional to 297,094.80, 445,037.40 and 184,429.20 is: 276,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,094.80 : 445,037.40 = 184,429.20 : x
  2. Step 2: Convert to fraction form
    297,094.80/445,037.40 = 184,429.20/x
  3. Step 3: Cross multiply
    297,094.80x = 445,037.40 × 184,429.20
  4. Step 4: Simplify right side
    297,094.80x = 82,077,891,652.08
  5. Step 5: Solve for x
    x = 82,077,891,652.08/297,094.80
  6. Step 6: Final answer
    x = 276,268.35

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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.