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Finding the Fourth Proportional to 444,978.26, 614,114.03 and 254,020.40

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Solution

The fourth proportional to 444,978.26, 614,114.03 and 254,020.40 is: 350,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,978.26 : 614,114.03 = 254,020.40 : x
  2. Step 2: Convert to fraction form
    444,978.26/614,114.03 = 254,020.40/x
  3. Step 3: Cross multiply
    444,978.26x = 614,114.03 × 254,020.40
  4. Step 4: Simplify right side
    444,978.26x = 155,997,490,276.11
  5. Step 5: Solve for x
    x = 155,997,490,276.11/444,978.26
  6. Step 6: Final answer
    x = 350,573.28

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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.