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Finding the Fourth Proportional to 501,849.14, 752,774.78 and 352,756.58

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Solution

The fourth proportional to 501,849.14, 752,774.78 and 352,756.58 is: 529,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,849.14 : 752,774.78 = 352,756.58 : x
  2. Step 2: Convert to fraction form
    501,849.14/752,774.78 = 352,756.58/x
  3. Step 3: Cross multiply
    501,849.14x = 752,774.78 × 352,756.58
  4. Step 4: Simplify right side
    501,849.14x = 265,546,256,903.05
  5. Step 5: Solve for x
    x = 265,546,256,903.05/501,849.14
  6. Step 6: Final answer
    x = 529,135.62

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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.