Home / 998,607.90-1,496,927.70-492,754.80

Finding the Fourth Proportional to 998,607.90, 1,496,927.70 and 492,754.80

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Solution

The fourth proportional to 998,607.90, 1,496,927.70 and 492,754.80 is: 738,646.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,607.90 : 1,496,927.70 = 492,754.80 : x
  2. Step 2: Convert to fraction form
    998,607.90/1,496,927.70 = 492,754.80/x
  3. Step 3: Cross multiply
    998,607.90x = 1,496,927.70 × 492,754.80
  4. Step 4: Simplify right side
    998,607.90x = 737,618,309,427.96
  5. Step 5: Solve for x
    x = 737,618,309,427.96/998,607.90
  6. Step 6: Final answer
    x = 738,646.58

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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.