Home / 835,709.60-1,253,564.40-204,629.60

Finding the Fourth Proportional to 835,709.60, 1,253,564.40 and 204,629.60

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Solution

The fourth proportional to 835,709.60, 1,253,564.40 and 204,629.60 is: 306,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,709.60 : 1,253,564.40 = 204,629.60 : x
  2. Step 2: Convert to fraction form
    835,709.60/1,253,564.40 = 204,629.60/x
  3. Step 3: Cross multiply
    835,709.60x = 1,253,564.40 × 204,629.60
  4. Step 4: Simplify right side
    835,709.60x = 256,516,381,746.24
  5. Step 5: Solve for x
    x = 256,516,381,746.24/835,709.60
  6. Step 6: Final answer
    x = 306,944.40

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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.