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Finding the Fourth Proportional to 539,292.75, 744,493.43 and 335,409.39

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Solution

The fourth proportional to 539,292.75, 744,493.43 and 335,409.39 is: 463,032.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,292.75 : 744,493.43 = 335,409.39 : x
  2. Step 2: Convert to fraction form
    539,292.75/744,493.43 = 335,409.39/x
  3. Step 3: Cross multiply
    539,292.75x = 744,493.43 × 335,409.39
  4. Step 4: Simplify right side
    539,292.75x = 249,710,086,796.05
  5. Step 5: Solve for x
    x = 249,710,086,796.05/539,292.75
  6. Step 6: Final answer
    x = 463,032.53

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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.