Home / 775,495.60-1,162,767.12-301,628.68

Finding the Fourth Proportional to 775,495.60, 1,162,767.12 and 301,628.68

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Solution

The fourth proportional to 775,495.60, 1,162,767.12 and 301,628.68 is: 452,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,495.60 : 1,162,767.12 = 301,628.68 : x
  2. Step 2: Convert to fraction form
    775,495.60/1,162,767.12 = 301,628.68/x
  3. Step 3: Cross multiply
    775,495.60x = 1,162,767.12 × 301,628.68
  4. Step 4: Simplify right side
    775,495.60x = 350,723,911,553.00
  5. Step 5: Solve for x
    x = 350,723,911,553.00/775,495.60
  6. Step 6: Final answer
    x = 452,257.77

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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.