Home / 998,301.20-1,496,431.20-492,083.60

Finding the Fourth Proportional to 998,301.20, 1,496,431.20 and 492,083.60

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Solution

The fourth proportional to 998,301.20, 1,496,431.20 and 492,083.60 is: 737,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,301.20 : 1,496,431.20 = 492,083.60 : x
  2. Step 2: Convert to fraction form
    998,301.20/1,496,431.20 = 492,083.60/x
  3. Step 3: Cross multiply
    998,301.20x = 1,496,431.20 × 492,083.60
  4. Step 4: Simplify right side
    998,301.20x = 736,369,252,048.32
  5. Step 5: Solve for x
    x = 736,369,252,048.32/998,301.20
  6. Step 6: Final answer
    x = 737,622.32

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1.5x scale

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.