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Finding the Fourth Proportional to 590,629.70, 885,944.55 and 164,164.70

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Solution

The fourth proportional to 590,629.70, 885,944.55 and 164,164.70 is: 246,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,629.70 : 885,944.55 = 164,164.70 : x
  2. Step 2: Convert to fraction form
    590,629.70/885,944.55 = 164,164.70/x
  3. Step 3: Cross multiply
    590,629.70x = 885,944.55 × 164,164.70
  4. Step 4: Simplify right side
    590,629.70x = 145,440,821,267.39
  5. Step 5: Solve for x
    x = 145,440,821,267.39/590,629.70
  6. Step 6: Final answer
    x = 246,247.05

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Similar ratio
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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.