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Finding the Fourth Proportional to 363,628.73, 544,699.47 and 296,400.35

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Solution

The fourth proportional to 363,628.73, 544,699.47 and 296,400.35 is: 443,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,628.73 : 544,699.47 = 296,400.35 : x
  2. Step 2: Convert to fraction form
    363,628.73/544,699.47 = 296,400.35/x
  3. Step 3: Cross multiply
    363,628.73x = 544,699.47 × 296,400.35
  4. Step 4: Simplify right side
    363,628.73x = 161,449,113,552.81
  5. Step 5: Solve for x
    x = 161,449,113,552.81/363,628.73
  6. Step 6: Final answer
    x = 443,994.38

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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.