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Finding the Fourth Proportional to 366,070.60, 548,846.70 and 141,344.20

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Solution

The fourth proportional to 366,070.60, 548,846.70 and 141,344.20 is: 211,916.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,070.60 : 548,846.70 = 141,344.20 : x
  2. Step 2: Convert to fraction form
    366,070.60/548,846.70 = 141,344.20/x
  3. Step 3: Cross multiply
    366,070.60x = 548,846.70 × 141,344.20
  4. Step 4: Simplify right side
    366,070.60x = 77,576,297,734.14
  5. Step 5: Solve for x
    x = 77,576,297,734.14/366,070.60
  6. Step 6: Final answer
    x = 211,916.22

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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.