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Finding the Fourth Proportional to 544,607.80, 751,579.50 and 302,907.85

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Solution

The fourth proportional to 544,607.80, 751,579.50 and 302,907.85 is: 418,024.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,607.80 : 751,579.50 = 302,907.85 : x
  2. Step 2: Convert to fraction form
    544,607.80/751,579.50 = 302,907.85/x
  3. Step 3: Cross multiply
    544,607.80x = 751,579.50 × 302,907.85
  4. Step 4: Simplify right side
    544,607.80x = 227,659,330,449.08
  5. Step 5: Solve for x
    x = 227,659,330,449.08/544,607.80
  6. Step 6: Final answer
    x = 418,024.37

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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.