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Finding the Fourth Proportional to 476,185.52, 714,234.53 and 160,645.16

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Solution

The fourth proportional to 476,185.52, 714,234.53 and 160,645.16 is: 240,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,185.52 : 714,234.53 = 160,645.16 : x
  2. Step 2: Convert to fraction form
    476,185.52/714,234.53 = 160,645.16/x
  3. Step 3: Cross multiply
    476,185.52x = 714,234.53 × 160,645.16
  4. Step 4: Simplify right side
    476,185.52x = 114,738,315,974.98
  5. Step 5: Solve for x
    x = 114,738,315,974.98/476,185.52
  6. Step 6: Final answer
    x = 240,952.97

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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.