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Finding the Fourth Proportional to 264,317.52, 364,758.56 and 143,458.84

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Solution

The fourth proportional to 264,317.52, 364,758.56 and 143,458.84 is: 197,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,317.52 : 364,758.56 = 143,458.84 : x
  2. Step 2: Convert to fraction form
    264,317.52/364,758.56 = 143,458.84/x
  3. Step 3: Cross multiply
    264,317.52x = 364,758.56 × 143,458.84
  4. Step 4: Simplify right side
    264,317.52x = 52,327,839,897.67
  5. Step 5: Solve for x
    x = 52,327,839,897.67/264,317.52
  6. Step 6: Final answer
    x = 197,973.41

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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.