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Finding the Fourth Proportional to 458,466.48, 632,651.99 and 254,501.28

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Solution

The fourth proportional to 458,466.48, 632,651.99 and 254,501.28 is: 351,194.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,466.48 : 632,651.99 = 254,501.28 : x
  2. Step 2: Convert to fraction form
    458,466.48/632,651.99 = 254,501.28/x
  3. Step 3: Cross multiply
    458,466.48x = 632,651.99 × 254,501.28
  4. Step 4: Simplify right side
    458,466.48x = 161,010,739,977.04
  5. Step 5: Solve for x
    x = 161,010,739,977.04/458,466.48
  6. Step 6: Final answer
    x = 351,194.14

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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.