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Finding the Fourth Proportional to 936,531, 1,404,227.64 and 367,230.05

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Solution

The fourth proportional to 936,531, 1,404,227.64 and 367,230.05 is: 550,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,531 : 1,404,227.64 = 367,230.05 : x
  2. Step 2: Convert to fraction form
    936,531/1,404,227.64 = 367,230.05/x
  3. Step 3: Cross multiply
    936,531x = 1,404,227.64 × 367,230.05
  4. Step 4: Simplify right side
    936,531x = 515,674,579,427.44
  5. Step 5: Solve for x
    x = 515,674,579,427.44/936,531
  6. Step 6: Final answer
    x = 550,622.01

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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.