Home / 883,477.20-1,325,388.60-378,037.20

Finding the Fourth Proportional to 883,477.20, 1,325,388.60 and 378,037.20

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Solution

The fourth proportional to 883,477.20, 1,325,388.60 and 378,037.20 is: 567,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,477.20 : 1,325,388.60 = 378,037.20 : x
  2. Step 2: Convert to fraction form
    883,477.20/1,325,388.60 = 378,037.20/x
  3. Step 3: Cross multiply
    883,477.20x = 1,325,388.60 × 378,037.20
  4. Step 4: Simplify right side
    883,477.20x = 501,046,195,255.92
  5. Step 5: Solve for x
    x = 501,046,195,255.92/883,477.20
  6. Step 6: Final answer
    x = 567,129.74

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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.