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Finding the Fourth Proportional to 662,775.02, 914,629.56 and 360,969.02

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Solution

The fourth proportional to 662,775.02, 914,629.56 and 360,969.02 is: 498,137.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,775.02 : 914,629.56 = 360,969.02 : x
  2. Step 2: Convert to fraction form
    662,775.02/914,629.56 = 360,969.02/x
  3. Step 3: Cross multiply
    662,775.02x = 914,629.56 × 360,969.02
  4. Step 4: Simplify right side
    662,775.02x = 330,152,935,936.23
  5. Step 5: Solve for x
    x = 330,152,935,936.23/662,775.02
  6. Step 6: Final answer
    x = 498,137.27

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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.