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Finding the Fourth Proportional to 484,412.29, 726,667.97 and 185,144.76

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Solution

The fourth proportional to 484,412.29, 726,667.97 and 185,144.76 is: 277,736.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,412.29 : 726,667.97 = 185,144.76 : x
  2. Step 2: Convert to fraction form
    484,412.29/726,667.97 = 185,144.76/x
  3. Step 3: Cross multiply
    484,412.29x = 726,667.97 × 185,144.76
  4. Step 4: Simplify right side
    484,412.29x = 134,538,766,905.34
  5. Step 5: Solve for x
    x = 134,538,766,905.34/484,412.29
  6. Step 6: Final answer
    x = 277,736.07

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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.