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Finding the Fourth Proportional to 483,522.54, 725,397.30 and 475,489.46

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Solution

The fourth proportional to 483,522.54, 725,397.30 and 475,489.46 is: 713,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,522.54 : 725,397.30 = 475,489.46 : x
  2. Step 2: Convert to fraction form
    483,522.54/725,397.30 = 475,489.46/x
  3. Step 3: Cross multiply
    483,522.54x = 725,397.30 × 475,489.46
  4. Step 4: Simplify right side
    483,522.54x = 344,918,766,835.47
  5. Step 5: Solve for x
    x = 344,918,766,835.47/483,522.54
  6. Step 6: Final answer
    x = 713,345.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.