Finding the Fourth Proportional to 710,610.62, 980,742.67 and 452,405.08
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Solution
The fourth proportional to 710,610.62, 980,742.67 and 452,405.08 is: 624,382.68
Step by Step Solution
- Step 1: Write the proportion equation
710,610.62 : 980,742.67 = 452,405.08 : x - Step 2: Convert to fraction form
710,610.62/980,742.67 = 452,405.08/x - Step 3: Cross multiply
710,610.62x = 980,742.67 × 452,405.08 - Step 4: Simplify right side
710,610.62x = 443,692,966,175.68 - Step 5: Solve for x
x = 443,692,966,175.68/710,610.62 - Step 6: Final answer
x = 624,382.68
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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.