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Finding the Fourth Proportional to 339,547.22, 509,004.26 and 114,750.48

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Solution

The fourth proportional to 339,547.22, 509,004.26 and 114,750.48 is: 172,018.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,547.22 : 509,004.26 = 114,750.48 : x
  2. Step 2: Convert to fraction form
    339,547.22/509,004.26 = 114,750.48/x
  3. Step 3: Cross multiply
    339,547.22x = 509,004.26 × 114,750.48
  4. Step 4: Simplify right side
    339,547.22x = 58,408,483,157.04
  5. Step 5: Solve for x
    x = 58,408,483,157.04/339,547.22
  6. Step 6: Final answer
    x = 172,018.73

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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.