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Finding the Fourth Proportional to 464,771.85, 697,157.78 and 464,771.85

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Solution

The fourth proportional to 464,771.85, 697,157.78 and 464,771.85 is: 697,157.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,771.85 : 697,157.78 = 464,771.85 : x
  2. Step 2: Convert to fraction form
    464,771.85/697,157.78 = 464,771.85/x
  3. Step 3: Cross multiply
    464,771.85x = 697,157.78 × 464,771.85
  4. Step 4: Simplify right side
    464,771.85x = 324,019,308,828.63
  5. Step 5: Solve for x
    x = 324,019,308,828.63/464,771.85
  6. Step 6: Final answer
    x = 697,157.78

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Similar ratio
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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.