Home / 699,400.60-1,048,843.86-250,000.20

Finding the Fourth Proportional to 699,400.60, 1,048,843.86 and 250,000.20

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Solution

The fourth proportional to 699,400.60, 1,048,843.86 and 250,000.20 is: 374,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,400.60 : 1,048,843.86 = 250,000.20 : x
  2. Step 2: Convert to fraction form
    699,400.60/1,048,843.86 = 250,000.20/x
  3. Step 3: Cross multiply
    699,400.60x = 1,048,843.86 × 250,000.20
  4. Step 4: Simplify right side
    699,400.60x = 262,211,174,768.77
  5. Step 5: Solve for x
    x = 262,211,174,768.77/699,400.60
  6. Step 6: Final answer
    x = 374,908.42

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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.