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Finding the Fourth Proportional to 669,282.58, 923,603.43 and 363,352.33

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Solution

The fourth proportional to 669,282.58, 923,603.43 and 363,352.33 is: 501,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,282.58 : 923,603.43 = 363,352.33 : x
  2. Step 2: Convert to fraction form
    669,282.58/923,603.43 = 363,352.33/x
  3. Step 3: Cross multiply
    669,282.58x = 923,603.43 × 363,352.33
  4. Step 4: Simplify right side
    669,282.58x = 335,593,458,286.49
  5. Step 5: Solve for x
    x = 335,593,458,286.49/669,282.58
  6. Step 6: Final answer
    x = 501,422.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.