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Finding the Fourth Proportional to 364,673.44, 546,940.80 and 154,458.88

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Solution

The fourth proportional to 364,673.44, 546,940.80 and 154,458.88 is: 231,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,673.44 : 546,940.80 = 154,458.88 : x
  2. Step 2: Convert to fraction form
    364,673.44/546,940.80 = 154,458.88/x
  3. Step 3: Cross multiply
    364,673.44x = 546,940.80 × 154,458.88
  4. Step 4: Simplify right side
    364,673.44x = 84,479,863,394.30
  5. Step 5: Solve for x
    x = 84,479,863,394.30/364,673.44
  6. Step 6: Final answer
    x = 231,658.94

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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.