Home / 998,362.94-1,497,324.08-288,236.48

Finding the Fourth Proportional to 998,362.94, 1,497,324.08 and 288,236.48

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Solution

The fourth proportional to 998,362.94, 1,497,324.08 and 288,236.48 is: 432,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,362.94 : 1,497,324.08 = 288,236.48 : x
  2. Step 2: Convert to fraction form
    998,362.94/1,497,324.08 = 288,236.48/x
  3. Step 3: Cross multiply
    998,362.94x = 1,497,324.08 × 288,236.48
  4. Step 4: Simplify right side
    998,362.94x = 431,583,415,472.41
  5. Step 5: Solve for x
    x = 431,583,415,472.41/998,362.94
  6. Step 6: Final answer
    x = 432,291.10

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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.