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Finding the Fourth Proportional to 264,326.51, 364,770.95 and 143,467.76

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Solution

The fourth proportional to 264,326.51, 364,770.95 and 143,467.76 is: 197,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,326.51 : 364,770.95 = 143,467.76 : x
  2. Step 2: Convert to fraction form
    264,326.51/364,770.95 = 143,467.76/x
  3. Step 3: Cross multiply
    264,326.51x = 364,770.95 × 143,467.76
  4. Step 4: Simplify right side
    264,326.51x = 52,332,868,568.38
  5. Step 5: Solve for x
    x = 52,332,868,568.38/264,326.51
  6. Step 6: Final answer
    x = 197,985.70

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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.