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Finding the Fourth Proportional to 339,392.35, 468,346.29 and 203,501.28

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Solution

The fourth proportional to 339,392.35, 468,346.29 and 203,501.28 is: 280,822.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,392.35 : 468,346.29 = 203,501.28 : x
  2. Step 2: Convert to fraction form
    339,392.35/468,346.29 = 203,501.28/x
  3. Step 3: Cross multiply
    339,392.35x = 468,346.29 × 203,501.28
  4. Step 4: Simplify right side
    339,392.35x = 95,309,069,498.25
  5. Step 5: Solve for x
    x = 95,309,069,498.25/339,392.35
  6. Step 6: Final answer
    x = 280,822.68

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1.5x scale

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.