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Finding the Fourth Proportional to 184,634.40, 276,368.40 and 144,976.80

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Solution

The fourth proportional to 184,634.40, 276,368.40 and 144,976.80 is: 217,007.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,634.40 : 276,368.40 = 144,976.80 : x
  2. Step 2: Convert to fraction form
    184,634.40/276,368.40 = 144,976.80/x
  3. Step 3: Cross multiply
    184,634.40x = 276,368.40 × 144,976.80
  4. Step 4: Simplify right side
    184,634.40x = 40,067,006,253.12
  5. Step 5: Solve for x
    x = 40,067,006,253.12/184,634.40
  6. Step 6: Final answer
    x = 217,007.27

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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.