Home / 788,874.46-1,183,311.62-189,835.69

Finding the Fourth Proportional to 788,874.46, 1,183,311.62 and 189,835.69

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Solution

The fourth proportional to 788,874.46, 1,183,311.62 and 189,835.69 is: 284,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,874.46 : 1,183,311.62 = 189,835.69 : x
  2. Step 2: Convert to fraction form
    788,874.46/1,183,311.62 = 189,835.69/x
  3. Step 3: Cross multiply
    788,874.46x = 1,183,311.62 × 189,835.69
  4. Step 4: Simplify right side
    788,874.46x = 224,634,776,918.54
  5. Step 5: Solve for x
    x = 224,634,776,918.54/788,874.46
  6. Step 6: Final answer
    x = 284,753.52

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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.