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Finding the Fourth Proportional to 364,704.56, 546,682.62 and 140,004.49

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Solution

The fourth proportional to 364,704.56, 546,682.62 and 140,004.49 is: 209,863.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,704.56 : 546,682.62 = 140,004.49 : x
  2. Step 2: Convert to fraction form
    364,704.56/546,682.62 = 140,004.49/x
  3. Step 3: Cross multiply
    364,704.56x = 546,682.62 × 140,004.49
  4. Step 4: Simplify right side
    364,704.56x = 76,538,018,671.55
  5. Step 5: Solve for x
    x = 76,538,018,671.55/364,704.56
  6. Step 6: Final answer
    x = 209,863.07

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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.