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Finding the Fourth Proportional to 544,491.35, 751,398.68 and 302,768.73

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Solution

The fourth proportional to 544,491.35, 751,398.68 and 302,768.73 is: 417,821.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,491.35 : 751,398.68 = 302,768.73 : x
  2. Step 2: Convert to fraction form
    544,491.35/751,398.68 = 302,768.73/x
  3. Step 3: Cross multiply
    544,491.35x = 751,398.68 × 302,768.73
  4. Step 4: Simplify right side
    544,491.35x = 227,500,024,067.28
  5. Step 5: Solve for x
    x = 227,500,024,067.28/544,491.35
  6. Step 6: Final answer
    x = 417,821.19

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1.5x scale

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.