Home / 775,473.30-1,163,246.40-243,011.70

Finding the Fourth Proportional to 775,473.30, 1,163,246.40 and 243,011.70

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Solution

The fourth proportional to 775,473.30, 1,163,246.40 and 243,011.70 is: 364,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,473.30 : 1,163,246.40 = 243,011.70 : x
  2. Step 2: Convert to fraction form
    775,473.30/1,163,246.40 = 243,011.70/x
  3. Step 3: Cross multiply
    775,473.30x = 1,163,246.40 × 243,011.70
  4. Step 4: Simplify right side
    775,473.30x = 282,682,485,182.88
  5. Step 5: Solve for x
    x = 282,682,485,182.88/775,473.30
  6. Step 6: Final answer
    x = 364,528.97

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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.