Home / 535,739.20-802,296.60-254,928.40

Finding the Fourth Proportional to 535,739.20, 802,296.60 and 254,928.40

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Solution

The fourth proportional to 535,739.20, 802,296.60 and 254,928.40 is: 381,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,739.20 : 802,296.60 = 254,928.40 : x
  2. Step 2: Convert to fraction form
    535,739.20/802,296.60 = 254,928.40/x
  3. Step 3: Cross multiply
    535,739.20x = 802,296.60 × 254,928.40
  4. Step 4: Simplify right side
    535,739.20x = 204,528,188,563.44
  5. Step 5: Solve for x
    x = 204,528,188,563.44/535,739.20
  6. Step 6: Final answer
    x = 381,768.20

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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.