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Finding the Fourth Proportional to 333,431.31, 500,203.85 and 123,070.35

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Solution

The fourth proportional to 333,431.31, 500,203.85 and 123,070.35 is: 184,626.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,431.31 : 500,203.85 = 123,070.35 : x
  2. Step 2: Convert to fraction form
    333,431.31/500,203.85 = 123,070.35/x
  3. Step 3: Cross multiply
    333,431.31x = 500,203.85 × 123,070.35
  4. Step 4: Simplify right side
    333,431.31x = 61,560,262,275.50
  5. Step 5: Solve for x
    x = 61,560,262,275.50/333,431.31
  6. Step 6: Final answer
    x = 184,626.52

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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.