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Finding the Fourth Proportional to 603,661.01, 904,650.42 and 453,726.37

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Solution

The fourth proportional to 603,661.01, 904,650.42 and 453,726.37 is: 679,957.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,661.01 : 904,650.42 = 453,726.37 : x
  2. Step 2: Convert to fraction form
    603,661.01/904,650.42 = 453,726.37/x
  3. Step 3: Cross multiply
    603,661.01x = 904,650.42 × 453,726.37
  4. Step 4: Simplify right side
    603,661.01x = 410,463,751,185.58
  5. Step 5: Solve for x
    x = 410,463,751,185.58/603,661.01
  6. Step 6: Final answer
    x = 679,957.37

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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.