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Finding the Fourth Proportional to 264,338.61, 364,777.44 and 143,477.29

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Solution

The fourth proportional to 264,338.61, 364,777.44 and 143,477.29 is: 197,993.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,338.61 : 364,777.44 = 143,477.29 : x
  2. Step 2: Convert to fraction form
    264,338.61/364,777.44 = 143,477.29/x
  3. Step 3: Cross multiply
    264,338.61x = 364,777.44 × 143,477.29
  4. Step 4: Simplify right side
    264,338.61x = 52,337,279,269.33
  5. Step 5: Solve for x
    x = 52,337,279,269.33/264,338.61
  6. Step 6: Final answer
    x = 197,993.32

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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.