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Finding the Fourth Proportional to 468,519.62, 646,570.29 and 264,601.20

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Solution

The fourth proportional to 468,519.62, 646,570.29 and 264,601.20 is: 365,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,519.62 : 646,570.29 = 264,601.20 : x
  2. Step 2: Convert to fraction form
    468,519.62/646,570.29 = 264,601.20/x
  3. Step 3: Cross multiply
    468,519.62x = 646,570.29 × 264,601.20
  4. Step 4: Simplify right side
    468,519.62x = 171,083,274,618.35
  5. Step 5: Solve for x
    x = 171,083,274,618.35/468,519.62
  6. Step 6: Final answer
    x = 365,157.12

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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.