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Finding the Fourth Proportional to 544,889.17, 751,950.80 and 303,181.93

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Solution

The fourth proportional to 544,889.17, 751,950.80 and 303,181.93 is: 418,393.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,889.17 : 751,950.80 = 303,181.93 : x
  2. Step 2: Convert to fraction form
    544,889.17/751,950.80 = 303,181.93/x
  3. Step 3: Cross multiply
    544,889.17x = 751,950.80 × 303,181.93
  4. Step 4: Simplify right side
    544,889.17x = 227,977,894,809.04
  5. Step 5: Solve for x
    x = 227,977,894,809.04/544,889.17
  6. Step 6: Final answer
    x = 418,393.15

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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.