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Finding the Fourth Proportional to 505,267.46, 758,297.18 and 352,470.68

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Solution

The fourth proportional to 505,267.46, 758,297.18 and 352,470.68 is: 528,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,267.46 : 758,297.18 = 352,470.68 : x
  2. Step 2: Convert to fraction form
    505,267.46/758,297.18 = 352,470.68/x
  3. Step 3: Cross multiply
    505,267.46x = 758,297.18 × 352,470.68
  4. Step 4: Simplify right side
    505,267.46x = 267,277,522,676.68
  5. Step 5: Solve for x
    x = 267,277,522,676.68/505,267.46
  6. Step 6: Final answer
    x = 528,982.26

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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.