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Finding the Fourth Proportional to 544,690.17, 751,661.37 and 302,967.54

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Solution

The fourth proportional to 544,690.17, 751,661.37 and 302,967.54 is: 418,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,690.17 : 751,661.37 = 302,967.54 : x
  2. Step 2: Convert to fraction form
    544,690.17/751,661.37 = 302,967.54/x
  3. Step 3: Cross multiply
    544,690.17x = 751,661.37 × 302,967.54
  4. Step 4: Simplify right side
    544,690.17x = 227,728,996,181.93
  5. Step 5: Solve for x
    x = 227,728,996,181.93/544,690.17
  6. Step 6: Final answer
    x = 418,089.05

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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.