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Finding the Fourth Proportional to 464,474.55, 696,544.55 and 160,786.18

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Solution

The fourth proportional to 464,474.55, 696,544.55 and 160,786.18 is: 241,121.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,474.55 : 696,544.55 = 160,786.18 : x
  2. Step 2: Convert to fraction form
    464,474.55/696,544.55 = 160,786.18/x
  3. Step 3: Cross multiply
    464,474.55x = 696,544.55 × 160,786.18
  4. Step 4: Simplify right side
    464,474.55x = 111,994,738,064.02
  5. Step 5: Solve for x
    x = 111,994,738,064.02/464,474.55
  6. Step 6: Final answer
    x = 241,121.36

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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.