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Finding the Fourth Proportional to 301,215.51, 451,692.05 and 101,498.67

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Solution

The fourth proportional to 301,215.51, 451,692.05 and 101,498.67 is: 152,203.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,215.51 : 451,692.05 = 101,498.67 : x
  2. Step 2: Convert to fraction form
    301,215.51/451,692.05 = 101,498.67/x
  3. Step 3: Cross multiply
    301,215.51x = 451,692.05 × 101,498.67
  4. Step 4: Simplify right side
    301,215.51x = 45,846,141,817.08
  5. Step 5: Solve for x
    x = 45,846,141,817.08/301,215.51
  6. Step 6: Final answer
    x = 152,203.79

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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.