Finding the Fourth Proportional to 411,052.91, 567,427.82 and 249,959.70
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Solution
The fourth proportional to 411,052.91, 567,427.82 and 249,959.70 is: 345,050.68
Step by Step Solution
- Step 1: Write the proportion equation
411,052.91 : 567,427.82 = 249,959.70 : x - Step 2: Convert to fraction form
411,052.91/567,427.82 = 249,959.70/x - Step 3: Cross multiply
411,052.91x = 567,427.82 × 249,959.70 - Step 4: Simplify right side
411,052.91x = 141,834,086,409.06 - Step 5: Solve for x
x = 141,834,086,409.06/411,052.91 - Step 6: Final answer
x = 345,050.68
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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.