Finding the Fourth Proportional to 681,235.02, 940,177.67 and 375,342.17
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Solution
The fourth proportional to 681,235.02, 940,177.67 and 375,342.17 is: 518,012.59
Step by Step Solution
- Step 1: Write the proportion equation
681,235.02 : 940,177.67 = 375,342.17 : x - Step 2: Convert to fraction form
681,235.02/940,177.67 = 375,342.17/x - Step 3: Cross multiply
681,235.02x = 940,177.67 × 375,342.17 - Step 4: Simplify right side
681,235.02x = 352,888,320,265.75 - Step 5: Solve for x
x = 352,888,320,265.75/681,235.02 - Step 6: Final answer
x = 518,012.59
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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.