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Finding the Fourth Proportional to 458,014.38, 632,069.98 and 254,058.66

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Solution

The fourth proportional to 458,014.38, 632,069.98 and 254,058.66 is: 350,606.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,014.38 : 632,069.98 = 254,058.66 : x
  2. Step 2: Convert to fraction form
    458,014.38/632,069.98 = 254,058.66/x
  3. Step 3: Cross multiply
    458,014.38x = 632,069.98 × 254,058.66
  4. Step 4: Simplify right side
    458,014.38x = 160,582,852,145.03
  5. Step 5: Solve for x
    x = 160,582,852,145.03/458,014.38
  6. Step 6: Final answer
    x = 350,606.57

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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.