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Finding the Fourth Proportional to 501,796.42, 692,481.14 and 272,354.03

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Solution

The fourth proportional to 501,796.42, 692,481.14 and 272,354.03 is: 375,849.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,796.42 : 692,481.14 = 272,354.03 : x
  2. Step 2: Convert to fraction form
    501,796.42/692,481.14 = 272,354.03/x
  3. Step 3: Cross multiply
    501,796.42x = 692,481.14 × 272,354.03
  4. Step 4: Simplify right side
    501,796.42x = 188,600,029,547.43
  5. Step 5: Solve for x
    x = 188,600,029,547.43/501,796.42
  6. Step 6: Final answer
    x = 375,849.69

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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.