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Finding the Fourth Proportional to 468,280.43, 646,245.48 and 264,338.63

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Solution

The fourth proportional to 468,280.43, 646,245.48 and 264,338.63 is: 364,797.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,280.43 : 646,245.48 = 264,338.63 : x
  2. Step 2: Convert to fraction form
    468,280.43/646,245.48 = 264,338.63/x
  3. Step 3: Cross multiply
    468,280.43x = 646,245.48 × 264,338.63
  4. Step 4: Simplify right side
    468,280.43x = 170,827,641,595.67
  5. Step 5: Solve for x
    x = 170,827,641,595.67/468,280.43
  6. Step 6: Final answer
    x = 364,797.74

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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.