Home / 468,919.63-647,134.23-264,979.14

Finding the Fourth Proportional to 468,919.63, 647,134.23 and 264,979.14

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Solution

The fourth proportional to 468,919.63, 647,134.23 and 264,979.14 is: 365,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,919.63 : 647,134.23 = 264,979.14 : x
  2. Step 2: Convert to fraction form
    468,919.63/647,134.23 = 264,979.14/x
  3. Step 3: Cross multiply
    468,919.63x = 647,134.23 × 264,979.14
  4. Step 4: Simplify right side
    468,919.63x = 171,477,071,729.96
  5. Step 5: Solve for x
    x = 171,477,071,729.96/468,919.63
  6. Step 6: Final answer
    x = 365,685.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.