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Finding the Fourth Proportional to 336,560.40, 504,692.91 and 126,050.67

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Solution

The fourth proportional to 336,560.40, 504,692.91 and 126,050.67 is: 189,020.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,560.40 : 504,692.91 = 126,050.67 : x
  2. Step 2: Convert to fraction form
    336,560.40/504,692.91 = 126,050.67/x
  3. Step 3: Cross multiply
    336,560.40x = 504,692.91 × 126,050.67
  4. Step 4: Simplify right side
    336,560.40x = 63,616,879,449.75
  5. Step 5: Solve for x
    x = 63,616,879,449.75/336,560.40
  6. Step 6: Final answer
    x = 189,020.69

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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.