Home / 275,111.40-412,667.10-248,539.35

Finding the Fourth Proportional to 275,111.40, 412,667.10 and 248,539.35

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Solution

The fourth proportional to 275,111.40, 412,667.10 and 248,539.35 is: 372,809.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,111.40 : 412,667.10 = 248,539.35 : x
  2. Step 2: Convert to fraction form
    275,111.40/412,667.10 = 248,539.35/x
  3. Step 3: Cross multiply
    275,111.40x = 412,667.10 × 248,539.35
  4. Step 4: Simplify right side
    275,111.40x = 102,564,012,800.39
  5. Step 5: Solve for x
    x = 102,564,012,800.39/275,111.40
  6. Step 6: Final answer
    x = 372,809.03

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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.