Finding the Fourth Proportional to 526,811.97, 790,457.84 and 223,289.31
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Solution
The fourth proportional to 526,811.97, 790,457.84 and 223,289.31 is: 335,035.64
Step by Step Solution
- Step 1: Write the proportion equation
526,811.97 : 790,457.84 = 223,289.31 : x - Step 2: Convert to fraction form
526,811.97/790,457.84 = 223,289.31/x - Step 3: Cross multiply
526,811.97x = 790,457.84 × 223,289.31 - Step 4: Simplify right side
526,811.97x = 176,500,782,283.62 - Step 5: Solve for x
x = 176,500,782,283.62/526,811.97 - Step 6: Final answer
x = 335,035.64
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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.