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Finding the Fourth Proportional to 458,924.12, 633,317.82 and 254,975.32

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Solution

The fourth proportional to 458,924.12, 633,317.82 and 254,975.32 is: 351,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,924.12 : 633,317.82 = 254,975.32 : x
  2. Step 2: Convert to fraction form
    458,924.12/633,317.82 = 254,975.32/x
  3. Step 3: Cross multiply
    458,924.12x = 633,317.82 × 254,975.32
  4. Step 4: Simplify right side
    458,924.12x = 161,480,413,816.20
  5. Step 5: Solve for x
    x = 161,480,413,816.20/458,924.12
  6. Step 6: Final answer
    x = 351,867.35

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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.