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Finding the Fourth Proportional to 442,695.44, 610,918.44 and 241,490

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Solution

The fourth proportional to 442,695.44, 610,918.44 and 241,490 is: 333,255.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,695.44 : 610,918.44 = 241,490 : x
  2. Step 2: Convert to fraction form
    442,695.44/610,918.44 = 241,490/x
  3. Step 3: Cross multiply
    442,695.44x = 610,918.44 × 241,490
  4. Step 4: Simplify right side
    442,695.44x = 147,530,694,075.60
  5. Step 5: Solve for x
    x = 147,530,694,075.60/442,695.44
  6. Step 6: Final answer
    x = 333,255.51

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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.