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Finding the Fourth Proportional to 458,622.22, 632,877.38 and 254,686.08

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Solution

The fourth proportional to 458,622.22, 632,877.38 and 254,686.08 is: 351,454.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,622.22 : 632,877.38 = 254,686.08 : x
  2. Step 2: Convert to fraction form
    458,622.22/632,877.38 = 254,686.08/x
  3. Step 3: Cross multiply
    458,622.22x = 632,877.38 × 254,686.08
  4. Step 4: Simplify right side
    458,622.22x = 161,185,059,032.87
  5. Step 5: Solve for x
    x = 161,185,059,032.87/458,622.22
  6. Step 6: Final answer
    x = 351,454.97

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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.