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Finding the Fourth Proportional to 458,832.65, 633,290.25 and 254,953.62

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Solution

The fourth proportional to 458,832.65, 633,290.25 and 254,953.62 is: 351,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,832.65 : 633,290.25 = 254,953.62 : x
  2. Step 2: Convert to fraction form
    458,832.65/633,290.25 = 254,953.62/x
  3. Step 3: Cross multiply
    458,832.65x = 633,290.25 × 254,953.62
  4. Step 4: Simplify right side
    458,832.65x = 161,459,641,748.21
  5. Step 5: Solve for x
    x = 161,459,641,748.21/458,832.65
  6. Step 6: Final answer
    x = 351,892.23

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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.