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Finding the Fourth Proportional to 454,424.96, 627,110.85 and 250,483.88

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Solution

The fourth proportional to 454,424.96, 627,110.85 and 250,483.88 is: 345,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,424.96 : 627,110.85 = 250,483.88 : x
  2. Step 2: Convert to fraction form
    454,424.96/627,110.85 = 250,483.88/x
  3. Step 3: Cross multiply
    454,424.96x = 627,110.85 × 250,483.88
  4. Step 4: Simplify right side
    454,424.96x = 157,081,158,898.10
  5. Step 5: Solve for x
    x = 157,081,158,898.10/454,424.96
  6. Step 6: Final answer
    x = 345,670.18

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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.