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Finding the Fourth Proportional to 544,886.67, 751,947.36 and 303,179.43

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Solution

The fourth proportional to 544,886.67, 751,947.36 and 303,179.43 is: 418,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,886.67 : 751,947.36 = 303,179.43 : x
  2. Step 2: Convert to fraction form
    544,886.67/751,947.36 = 303,179.43/x
  3. Step 3: Cross multiply
    544,886.67x = 751,947.36 × 303,179.43
  4. Step 4: Simplify right side
    544,886.67x = 227,974,971,994.81
  5. Step 5: Solve for x
    x = 227,974,971,994.81/544,886.67
  6. Step 6: Final answer
    x = 418,389.70

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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.