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Finding the Fourth Proportional to 607,091.79, 910,478.99 and 180,512.73

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Solution

The fourth proportional to 607,091.79, 910,478.99 and 180,512.73 is: 270,721.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,091.79 : 910,478.99 = 180,512.73 : x
  2. Step 2: Convert to fraction form
    607,091.79/910,478.99 = 180,512.73/x
  3. Step 3: Cross multiply
    607,091.79x = 910,478.99 × 180,512.73
  4. Step 4: Simplify right side
    607,091.79x = 164,353,048,092.54
  5. Step 5: Solve for x
    x = 164,353,048,092.54/607,091.79
  6. Step 6: Final answer
    x = 270,721.91

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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.