Home / 822,679.94-1,234,047.18-282,930.86

Finding the Fourth Proportional to 822,679.94, 1,234,047.18 and 282,930.86

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Solution

The fourth proportional to 822,679.94, 1,234,047.18 and 282,930.86 is: 424,405.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,679.94 : 1,234,047.18 = 282,930.86 : x
  2. Step 2: Convert to fraction form
    822,679.94/1,234,047.18 = 282,930.86/x
  3. Step 3: Cross multiply
    822,679.94x = 1,234,047.18 × 282,930.86
  4. Step 4: Simplify right side
    822,679.94x = 349,150,029,917.98
  5. Step 5: Solve for x
    x = 349,150,029,917.98/822,679.94
  6. Step 6: Final answer
    x = 424,405.67

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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.