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Finding the Fourth Proportional to 744,939, 1,117,583.64 and 246,303

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Solution

The fourth proportional to 744,939, 1,117,583.64 and 246,303 is: 369,512.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,939 : 1,117,583.64 = 246,303 : x
  2. Step 2: Convert to fraction form
    744,939/1,117,583.64 = 246,303/x
  3. Step 3: Cross multiply
    744,939x = 1,117,583.64 × 246,303
  4. Step 4: Simplify right side
    744,939x = 275,264,203,282.92
  5. Step 5: Solve for x
    x = 275,264,203,282.92/744,939
  6. Step 6: Final answer
    x = 369,512.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.