Finding the Fourth Proportional to 343,198.90, 514,866.99 and 118,567.54
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Solution
The fourth proportional to 343,198.90, 514,866.99 and 118,567.54 is: 177,875.02
Step by Step Solution
- Step 1: Write the proportion equation
343,198.90 : 514,866.99 = 118,567.54 : x - Step 2: Convert to fraction form
343,198.90/514,866.99 = 118,567.54/x - Step 3: Cross multiply
343,198.90x = 514,866.99 × 118,567.54 - Step 4: Simplify right side
343,198.90x = 61,046,512,431.50 - Step 5: Solve for x
x = 61,046,512,431.50/343,198.90 - Step 6: Final answer
x = 177,875.02
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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.