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Finding the Fourth Proportional to 468,322.38, 646,226.37 and 264,348.18

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Solution

The fourth proportional to 468,322.38, 646,226.37 and 264,348.18 is: 364,767.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,322.38 : 646,226.37 = 264,348.18 : x
  2. Step 2: Convert to fraction form
    468,322.38/646,226.37 = 264,348.18/x
  3. Step 3: Cross multiply
    468,322.38x = 646,226.37 × 264,348.18
  4. Step 4: Simplify right side
    468,322.38x = 170,828,764,777.51
  5. Step 5: Solve for x
    x = 170,828,764,777.51/468,322.38
  6. Step 6: Final answer
    x = 364,767.46

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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.