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Finding the Fourth Proportional to 270,213.36, 405,258.35 and 101,751.45

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Solution

The fourth proportional to 270,213.36, 405,258.35 and 101,751.45 is: 152,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,213.36 : 405,258.35 = 101,751.45 : x
  2. Step 2: Convert to fraction form
    270,213.36/405,258.35 = 101,751.45/x
  3. Step 3: Cross multiply
    270,213.36x = 405,258.35 × 101,751.45
  4. Step 4: Simplify right side
    270,213.36x = 41,235,624,228.35
  5. Step 5: Solve for x
    x = 41,235,624,228.35/270,213.36
  6. Step 6: Final answer
    x = 152,603.94

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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.