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Finding the Fourth Proportional to 476,571.78, 714,647.75 and 223,924.14

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Solution

The fourth proportional to 476,571.78, 714,647.75 and 223,924.14 is: 335,787.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,571.78 : 714,647.75 = 223,924.14 : x
  2. Step 2: Convert to fraction form
    476,571.78/714,647.75 = 223,924.14/x
  3. Step 3: Cross multiply
    476,571.78x = 714,647.75 × 223,924.14
  4. Step 4: Simplify right side
    476,571.78x = 160,026,881,702.06
  5. Step 5: Solve for x
    x = 160,026,881,702.06/476,571.78
  6. Step 6: Final answer
    x = 335,787.57

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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.