Home / 998,628.44-1,497,953.59-288,662.63

Finding the Fourth Proportional to 998,628.44, 1,497,953.59 and 288,662.63

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Solution

The fourth proportional to 998,628.44, 1,497,953.59 and 288,662.63 is: 432,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,628.44 : 1,497,953.59 = 288,662.63 : x
  2. Step 2: Convert to fraction form
    998,628.44/1,497,953.59 = 288,662.63/x
  3. Step 3: Cross multiply
    998,628.44x = 1,497,953.59 × 288,662.63
  4. Step 4: Simplify right side
    998,628.44x = 432,403,222,907.34
  5. Step 5: Solve for x
    x = 432,403,222,907.34/998,628.44
  6. Step 6: Final answer
    x = 432,997.10

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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.