Home / 310,699.20-464,977.92-190,676.48

Finding the Fourth Proportional to 310,699.20, 464,977.92 and 190,676.48

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Solution

The fourth proportional to 310,699.20, 464,977.92 and 190,676.48 is: 285,357.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,699.20 : 464,977.92 = 190,676.48 : x
  2. Step 2: Convert to fraction form
    310,699.20/464,977.92 = 190,676.48/x
  3. Step 3: Cross multiply
    310,699.20x = 464,977.92 × 190,676.48
  4. Step 4: Simplify right side
    310,699.20x = 88,660,353,063.32
  5. Step 5: Solve for x
    x = 88,660,353,063.32/310,699.20
  6. Step 6: Final answer
    x = 285,357.52

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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.