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Finding the Fourth Proportional to 304,845.70, 457,268.55 and 94,504.90

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Solution

The fourth proportional to 304,845.70, 457,268.55 and 94,504.90 is: 141,757.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,845.70 : 457,268.55 = 94,504.90 : x
  2. Step 2: Convert to fraction form
    304,845.70/457,268.55 = 94,504.90/x
  3. Step 3: Cross multiply
    304,845.70x = 457,268.55 × 94,504.90
  4. Step 4: Simplify right side
    304,845.70x = 43,214,118,590.90
  5. Step 5: Solve for x
    x = 43,214,118,590.90/304,845.70
  6. Step 6: Final answer
    x = 141,757.35

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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.