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Finding the Fourth Proportional to 501,855.14, 752,783.78 and 352,762.58

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Solution

The fourth proportional to 501,855.14, 752,783.78 and 352,762.58 is: 529,144.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,855.14 : 752,783.78 = 352,762.58 : x
  2. Step 2: Convert to fraction form
    501,855.14/752,783.78 = 352,762.58/x
  3. Step 3: Cross multiply
    501,855.14x = 752,783.78 × 352,762.58
  4. Step 4: Simplify right side
    501,855.14x = 265,553,948,414.95
  5. Step 5: Solve for x
    x = 265,553,948,414.95/501,855.14
  6. Step 6: Final answer
    x = 529,144.62

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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.