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Finding the Fourth Proportional to 446,464.83, 669,699.07 and 109,507.67

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Solution

The fourth proportional to 446,464.83, 669,699.07 and 109,507.67 is: 164,261.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,464.83 : 669,699.07 = 109,507.67 : x
  2. Step 2: Convert to fraction form
    446,464.83/669,699.07 = 109,507.67/x
  3. Step 3: Cross multiply
    446,464.83x = 669,699.07 × 109,507.67
  4. Step 4: Simplify right side
    446,464.83x = 73,337,184,756.87
  5. Step 5: Solve for x
    x = 73,337,184,756.87/446,464.83
  6. Step 6: Final answer
    x = 164,261.95

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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.