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Finding the Fourth Proportional to 454,175.44, 626,762.28 and 263,299.48

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Solution

The fourth proportional to 454,175.44, 626,762.28 and 263,299.48 is: 363,353.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,175.44 : 626,762.28 = 263,299.48 : x
  2. Step 2: Convert to fraction form
    454,175.44/626,762.28 = 263,299.48/x
  3. Step 3: Cross multiply
    454,175.44x = 626,762.28 × 263,299.48
  4. Step 4: Simplify right side
    454,175.44x = 165,026,182,407.61
  5. Step 5: Solve for x
    x = 165,026,182,407.61/454,175.44
  6. Step 6: Final answer
    x = 363,353.38

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1.5x scale

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.