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Finding the Fourth Proportional to 307,067.63, 460,289.40 and 127,250.89

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Solution

The fourth proportional to 307,067.63, 460,289.40 and 127,250.89 is: 190,747.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,067.63 : 460,289.40 = 127,250.89 : x
  2. Step 2: Convert to fraction form
    307,067.63/460,289.40 = 127,250.89/x
  3. Step 3: Cross multiply
    307,067.63x = 460,289.40 × 127,250.89
  4. Step 4: Simplify right side
    307,067.63x = 58,572,233,711.32
  5. Step 5: Solve for x
    x = 58,572,233,711.32/307,067.63
  6. Step 6: Final answer
    x = 190,747.01

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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.