Home / 998,807.94-1,498,255.62-288,907.74

Finding the Fourth Proportional to 998,807.94, 1,498,255.62 and 288,907.74

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Solution

The fourth proportional to 998,807.94, 1,498,255.62 and 288,907.74 is: 433,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,807.94 : 1,498,255.62 = 288,907.74 : x
  2. Step 2: Convert to fraction form
    998,807.94/1,498,255.62 = 288,907.74/x
  3. Step 3: Cross multiply
    998,807.94x = 1,498,255.62 × 288,907.74
  4. Step 4: Simplify right side
    998,807.94x = 432,857,645,116.50
  5. Step 5: Solve for x
    x = 432,857,645,116.50/998,807.94
  6. Step 6: Final answer
    x = 433,374.25

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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.