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Finding the Fourth Proportional to 468,363.51, 646,372.85 and 264,341.97

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Solution

The fourth proportional to 468,363.51, 646,372.85 and 264,341.97 is: 364,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,363.51 : 646,372.85 = 264,341.97 : x
  2. Step 2: Convert to fraction form
    468,363.51/646,372.85 = 264,341.97/x
  3. Step 3: Cross multiply
    468,363.51x = 646,372.85 × 264,341.97
  4. Step 4: Simplify right side
    468,363.51x = 170,863,471,201.81
  5. Step 5: Solve for x
    x = 170,863,471,201.81/468,363.51
  6. Step 6: Final answer
    x = 364,809.53

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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.