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Finding the Fourth Proportional to 544,448.65, 751,334.47 and 302,729.11

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Solution

The fourth proportional to 544,448.65, 751,334.47 and 302,729.11 is: 417,763.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,448.65 : 751,334.47 = 302,729.11 : x
  2. Step 2: Convert to fraction form
    544,448.65/751,334.47 = 302,729.11/x
  3. Step 3: Cross multiply
    544,448.65x = 751,334.47 × 302,729.11
  4. Step 4: Simplify right side
    544,448.65x = 227,450,815,415.42
  5. Step 5: Solve for x
    x = 227,450,815,415.42/544,448.65
  6. Step 6: Final answer
    x = 417,763.58

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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.