Home / 672,384.31-1,008,724.02-199,106.44

Finding the Fourth Proportional to 672,384.31, 1,008,724.02 and 199,106.44

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Solution

The fourth proportional to 672,384.31, 1,008,724.02 and 199,106.44 is: 298,703.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,384.31 : 1,008,724.02 = 199,106.44 : x
  2. Step 2: Convert to fraction form
    672,384.31/1,008,724.02 = 199,106.44/x
  3. Step 3: Cross multiply
    672,384.31x = 1,008,724.02 × 199,106.44
  4. Step 4: Simplify right side
    672,384.31x = 200,843,448,564.69
  5. Step 5: Solve for x
    x = 200,843,448,564.69/672,384.31
  6. Step 6: Final answer
    x = 298,703.35

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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.