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Finding the Fourth Proportional to 264,322.63, 364,765.63 and 143,463.96

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Solution

The fourth proportional to 264,322.63, 364,765.63 and 143,463.96 is: 197,980.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,322.63 : 364,765.63 = 143,463.96 : x
  2. Step 2: Convert to fraction form
    264,322.63/364,765.63 = 143,463.96/x
  3. Step 3: Cross multiply
    264,322.63x = 364,765.63 × 143,463.96
  4. Step 4: Simplify right side
    264,322.63x = 52,330,721,751.69
  5. Step 5: Solve for x
    x = 52,330,721,751.69/264,322.63
  6. Step 6: Final answer
    x = 197,980.48

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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.