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Finding the Fourth Proportional to 483,294.48, 666,946.44 and 268,454.52

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Solution

The fourth proportional to 483,294.48, 666,946.44 and 268,454.52 is: 370,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,294.48 : 666,946.44 = 268,454.52 : x
  2. Step 2: Convert to fraction form
    483,294.48/666,946.44 = 268,454.52/x
  3. Step 3: Cross multiply
    483,294.48x = 666,946.44 × 268,454.52
  4. Step 4: Simplify right side
    483,294.48x = 179,044,786,415.91
  5. Step 5: Solve for x
    x = 179,044,786,415.91/483,294.48
  6. Step 6: Final answer
    x = 370,467.27

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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.