Home / 998,305.20-1,496,437.20-492,087.60

Finding the Fourth Proportional to 998,305.20, 1,496,437.20 and 492,087.60

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Solution

The fourth proportional to 998,305.20, 1,496,437.20 and 492,087.60 is: 737,628.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,305.20 : 1,496,437.20 = 492,087.60 : x
  2. Step 2: Convert to fraction form
    998,305.20/1,496,437.20 = 492,087.60/x
  3. Step 3: Cross multiply
    998,305.20x = 1,496,437.20 × 492,087.60
  4. Step 4: Simplify right side
    998,305.20x = 736,378,190,298.72
  5. Step 5: Solve for x
    x = 736,378,190,298.72/998,305.20
  6. Step 6: Final answer
    x = 737,628.32

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Double scale
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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.