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Finding the Fourth Proportional to 367,817, 548,506.74 and 364,453.82

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Solution

The fourth proportional to 367,817, 548,506.74 and 364,453.82 is: 543,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,817 : 548,506.74 = 364,453.82 : x
  2. Step 2: Convert to fraction form
    367,817/548,506.74 = 364,453.82/x
  3. Step 3: Cross multiply
    367,817x = 548,506.74 × 364,453.82
  4. Step 4: Simplify right side
    367,817x = 199,905,376,688.75
  5. Step 5: Solve for x
    x = 199,905,376,688.75/367,817
  6. Step 6: Final answer
    x = 543,491.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.