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Finding the Fourth Proportional to 339,069.90, 508,734.45 and 333,756.30

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Solution

The fourth proportional to 339,069.90, 508,734.45 and 333,756.30 is: 500,762.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,069.90 : 508,734.45 = 333,756.30 : x
  2. Step 2: Convert to fraction form
    339,069.90/508,734.45 = 333,756.30/x
  3. Step 3: Cross multiply
    339,069.90x = 508,734.45 × 333,756.30
  4. Step 4: Simplify right side
    339,069.90x = 169,793,327,714.54
  5. Step 5: Solve for x
    x = 169,793,327,714.54/339,069.90
  6. Step 6: Final answer
    x = 500,762.02

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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.