Finding the Fourth Proportional to 275,965.52, 415,792.36 and 249,342.44
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Solution
The fourth proportional to 275,965.52, 415,792.36 and 249,342.44 is: 375,679.84
Step by Step Solution
- Step 1: Write the proportion equation
275,965.52 : 415,792.36 = 249,342.44 : x - Step 2: Convert to fraction form
275,965.52/415,792.36 = 249,342.44/x - Step 3: Cross multiply
275,965.52x = 415,792.36 × 249,342.44 - Step 4: Simplify right side
275,965.52x = 103,674,681,575.76 - Step 5: Solve for x
x = 103,674,681,575.76/275,965.52 - Step 6: Final answer
x = 375,679.84
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.