Home / 998,483.40-1,497,943.80-493,286.40

Finding the Fourth Proportional to 998,483.40, 1,497,943.80 and 493,286.40

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Solution

The fourth proportional to 998,483.40, 1,497,943.80 and 493,286.40 is: 740,037.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,483.40 : 1,497,943.80 = 493,286.40 : x
  2. Step 2: Convert to fraction form
    998,483.40/1,497,943.80 = 493,286.40/x
  3. Step 3: Cross multiply
    998,483.40x = 1,497,943.80 × 493,286.40
  4. Step 4: Simplify right side
    998,483.40x = 738,915,304,504.32
  5. Step 5: Solve for x
    x = 738,915,304,504.32/998,483.40
  6. Step 6: Final answer
    x = 740,037.65

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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.