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Finding the Fourth Proportional to 662,567.04, 994,015.80 and 307,832.40

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Solution

The fourth proportional to 662,567.04, 994,015.80 and 307,832.40 is: 461,825.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,567.04 : 994,015.80 = 307,832.40 : x
  2. Step 2: Convert to fraction form
    662,567.04/994,015.80 = 307,832.40/x
  3. Step 3: Cross multiply
    662,567.04x = 994,015.80 × 307,832.40
  4. Step 4: Simplify right side
    662,567.04x = 305,990,269,351.92
  5. Step 5: Solve for x
    x = 305,990,269,351.92/662,567.04
  6. Step 6: Final answer
    x = 461,825.37

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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.