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Finding the Fourth Proportional to 441,362.90, 609,062.37 and 250,412.28

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Solution

The fourth proportional to 441,362.90, 609,062.37 and 250,412.28 is: 345,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,362.90 : 609,062.37 = 250,412.28 : x
  2. Step 2: Convert to fraction form
    441,362.90/609,062.37 = 250,412.28/x
  3. Step 3: Cross multiply
    441,362.90x = 609,062.37 × 250,412.28
  4. Step 4: Simplify right side
    441,362.90x = 152,516,696,733.90
  5. Step 5: Solve for x
    x = 152,516,696,733.90/441,362.90
  6. Step 6: Final answer
    x = 345,558.49

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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.