Home / 715,777.74-1,072,879.26-294,823.98

Finding the Fourth Proportional to 715,777.74, 1,072,879.26 and 294,823.98

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Solution

The fourth proportional to 715,777.74, 1,072,879.26 and 294,823.98 is: 441,911.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,777.74 : 1,072,879.26 = 294,823.98 : x
  2. Step 2: Convert to fraction form
    715,777.74/1,072,879.26 = 294,823.98/x
  3. Step 3: Cross multiply
    715,777.74x = 1,072,879.26 × 294,823.98
  4. Step 4: Simplify right side
    715,777.74x = 316,310,533,492.66
  5. Step 5: Solve for x
    x = 316,310,533,492.66/715,777.74
  6. Step 6: Final answer
    x = 441,911.67

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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.