Home / 999,922.50-1,499,883.75-251,968.50

Finding the Fourth Proportional to 999,922.50, 1,499,883.75 and 251,968.50

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Solution

The fourth proportional to 999,922.50, 1,499,883.75 and 251,968.50 is: 377,952.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,922.50 : 1,499,883.75 = 251,968.50 : x
  2. Step 2: Convert to fraction form
    999,922.50/1,499,883.75 = 251,968.50/x
  3. Step 3: Cross multiply
    999,922.50x = 1,499,883.75 × 251,968.50
  4. Step 4: Simplify right side
    999,922.50x = 377,923,458,661.88
  5. Step 5: Solve for x
    x = 377,923,458,661.88/999,922.50
  6. Step 6: Final answer
    x = 377,952.75

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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.