Home / 679,467.20-1,019,200.80-174,027.20

Finding the Fourth Proportional to 679,467.20, 1,019,200.80 and 174,027.20

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Solution

The fourth proportional to 679,467.20, 1,019,200.80 and 174,027.20 is: 261,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,467.20 : 1,019,200.80 = 174,027.20 : x
  2. Step 2: Convert to fraction form
    679,467.20/1,019,200.80 = 174,027.20/x
  3. Step 3: Cross multiply
    679,467.20x = 1,019,200.80 × 174,027.20
  4. Step 4: Simplify right side
    679,467.20x = 177,368,661,461.76
  5. Step 5: Solve for x
    x = 177,368,661,461.76/679,467.20
  6. Step 6: Final answer
    x = 261,040.80

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Similar ratio
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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.