Home / 1,025,566.44-1,538,495.46-315,653.64

Finding the Fourth Proportional to 1,025,566.44, 1,538,495.46 and 315,653.64

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Solution

The fourth proportional to 1,025,566.44, 1,538,495.46 and 315,653.64 is: 473,525.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,566.44 : 1,538,495.46 = 315,653.64 : x
  2. Step 2: Convert to fraction form
    1,025,566.44/1,538,495.46 = 315,653.64/x
  3. Step 3: Cross multiply
    1,025,566.44x = 1,538,495.46 × 315,653.64
  4. Step 4: Simplify right side
    1,025,566.44x = 485,631,692,072.47
  5. Step 5: Solve for x
    x = 485,631,692,072.47/1,025,566.44
  6. Step 6: Final answer
    x = 473,525.34

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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.