Home / 775,583.60-1,162,899.12-301,716.72

Finding the Fourth Proportional to 775,583.60, 1,162,899.12 and 301,716.72

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Solution

The fourth proportional to 775,583.60, 1,162,899.12 and 301,716.72 is: 452,389.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,583.60 : 1,162,899.12 = 301,716.72 : x
  2. Step 2: Convert to fraction form
    775,583.60/1,162,899.12 = 301,716.72/x
  3. Step 3: Cross multiply
    775,583.60x = 1,162,899.12 × 301,716.72
  4. Step 4: Simplify right side
    775,583.60x = 350,866,108,177.29
  5. Step 5: Solve for x
    x = 350,866,108,177.29/775,583.60
  6. Step 6: Final answer
    x = 452,389.80

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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.