Home / 762,993.41-1,052,892.81-440,684.28

Finding the Fourth Proportional to 762,993.41, 1,052,892.81 and 440,684.28

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Solution

The fourth proportional to 762,993.41, 1,052,892.81 and 440,684.28 is: 608,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,993.41 : 1,052,892.81 = 440,684.28 : x
  2. Step 2: Convert to fraction form
    762,993.41/1,052,892.81 = 440,684.28/x
  3. Step 3: Cross multiply
    762,993.41x = 1,052,892.81 × 440,684.28
  4. Step 4: Simplify right side
    762,993.41x = 463,993,309,892.03
  5. Step 5: Solve for x
    x = 463,993,309,892.03/762,993.41
  6. Step 6: Final answer
    x = 608,122.31

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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.