Home / 1,308,968.96-1,963,234.72-362,435.36

Finding the Fourth Proportional to 1,308,968.96, 1,963,234.72 and 362,435.36

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Solution

The fourth proportional to 1,308,968.96, 1,963,234.72 and 362,435.36 is: 543,592.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,968.96 : 1,963,234.72 = 362,435.36 : x
  2. Step 2: Convert to fraction form
    1,308,968.96/1,963,234.72 = 362,435.36/x
  3. Step 3: Cross multiply
    1,308,968.96x = 1,963,234.72 × 362,435.36
  4. Step 4: Simplify right side
    1,308,968.96x = 711,545,682,507.70
  5. Step 5: Solve for x
    x = 711,545,682,507.70/1,308,968.96
  6. Step 6: Final answer
    x = 543,592.48

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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.