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Finding the Fourth Proportional to 368,508.42, 552,762.72 and 102,268.98

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Solution

The fourth proportional to 368,508.42, 552,762.72 and 102,268.98 is: 153,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,508.42 : 552,762.72 = 102,268.98 : x
  2. Step 2: Convert to fraction form
    368,508.42/552,762.72 = 102,268.98/x
  3. Step 3: Cross multiply
    368,508.42x = 552,762.72 × 102,268.98
  4. Step 4: Simplify right side
    368,508.42x = 56,530,479,556.43
  5. Step 5: Solve for x
    x = 56,530,479,556.43/368,508.42
  6. Step 6: Final answer
    x = 153,403.49

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1.5x scale

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.