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Finding the Fourth Proportional to 456,463.62, 629,707.53 and 295,370.73

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Solution

The fourth proportional to 456,463.62, 629,707.53 and 295,370.73 is: 407,474.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,463.62 : 629,707.53 = 295,370.73 : x
  2. Step 2: Convert to fraction form
    456,463.62/629,707.53 = 295,370.73/x
  3. Step 3: Cross multiply
    456,463.62x = 629,707.53 × 295,370.73
  4. Step 4: Simplify right side
    456,463.62x = 185,997,172,822.60
  5. Step 5: Solve for x
    x = 185,997,172,822.60/456,463.62
  6. Step 6: Final answer
    x = 407,474.25

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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.