Home / 672,903.84-1,009,517.76-252,183.36

Finding the Fourth Proportional to 672,903.84, 1,009,517.76 and 252,183.36

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Solution

The fourth proportional to 672,903.84, 1,009,517.76 and 252,183.36 is: 378,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,903.84 : 1,009,517.76 = 252,183.36 : x
  2. Step 2: Convert to fraction form
    672,903.84/1,009,517.76 = 252,183.36/x
  3. Step 3: Cross multiply
    672,903.84x = 1,009,517.76 × 252,183.36
  4. Step 4: Simplify right side
    672,903.84x = 254,583,580,696.47
  5. Step 5: Solve for x
    x = 254,583,580,696.47/672,903.84
  6. Step 6: Final answer
    x = 378,335.75

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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.