Finding the Fourth Proportional to 591,462.76, 816,235.52 and 329,824.12
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Solution
The fourth proportional to 591,462.76, 816,235.52 and 329,824.12 is: 455,166.72
Step by Step Solution
- Step 1: Write the proportion equation
591,462.76 : 816,235.52 = 329,824.12 : x - Step 2: Convert to fraction form
591,462.76/816,235.52 = 329,824.12/x - Step 3: Cross multiply
591,462.76x = 816,235.52 × 329,824.12 - Step 4: Simplify right side
591,462.76x = 269,214,162,096.74 - Step 5: Solve for x
x = 269,214,162,096.74/591,462.76 - Step 6: Final answer
x = 455,166.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.