Home / 775,434.33-1,163,151.90-242,997.03

Finding the Fourth Proportional to 775,434.33, 1,163,151.90 and 242,997.03

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Solution

The fourth proportional to 775,434.33, 1,163,151.90 and 242,997.03 is: 364,495.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,434.33 : 1,163,151.90 = 242,997.03 : x
  2. Step 2: Convert to fraction form
    775,434.33/1,163,151.90 = 242,997.03/x
  3. Step 3: Cross multiply
    775,434.33x = 1,163,151.90 × 242,997.03
  4. Step 4: Simplify right side
    775,434.33x = 282,642,457,138.86
  5. Step 5: Solve for x
    x = 282,642,457,138.86/775,434.33
  6. Step 6: Final answer
    x = 364,495.67

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Double scale
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Similar ratio
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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.