Home / 775,659.46-1,163,489.23-243,223.38

Finding the Fourth Proportional to 775,659.46, 1,163,489.23 and 243,223.38

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Solution

The fourth proportional to 775,659.46, 1,163,489.23 and 243,223.38 is: 364,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,659.46 : 1,163,489.23 = 243,223.38 : x
  2. Step 2: Convert to fraction form
    775,659.46/1,163,489.23 = 243,223.38/x
  3. Step 3: Cross multiply
    775,659.46x = 1,163,489.23 × 243,223.38
  4. Step 4: Simplify right side
    775,659.46x = 282,987,777,296.75
  5. Step 5: Solve for x
    x = 282,987,777,296.75/775,659.46
  6. Step 6: Final answer
    x = 364,835.08

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Double scale
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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.