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Finding the Fourth Proportional to 454,092.55, 626,615.36 and 270,321.37

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Solution

The fourth proportional to 454,092.55, 626,615.36 and 270,321.37 is: 373,024.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,092.55 : 626,615.36 = 270,321.37 : x
  2. Step 2: Convert to fraction form
    454,092.55/626,615.36 = 270,321.37/x
  3. Step 3: Cross multiply
    454,092.55x = 626,615.36 × 270,321.37
  4. Step 4: Simplify right side
    454,092.55x = 169,387,520,673.80
  5. Step 5: Solve for x
    x = 169,387,520,673.80/454,092.55
  6. Step 6: Final answer
    x = 373,024.23

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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.