Finding the Fourth Proportional to 681,663.97, 940,702.86 and 375,752.17
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Solution
The fourth proportional to 681,663.97, 940,702.86 and 375,752.17 is: 518,541.62
Step by Step Solution
- Step 1: Write the proportion equation
681,663.97 : 940,702.86 = 375,752.17 : x - Step 2: Convert to fraction form
681,663.97/940,702.86 = 375,752.17/x - Step 3: Cross multiply
681,663.97x = 940,702.86 × 375,752.17 - Step 4: Simplify right side
681,663.97x = 353,471,140,970.21 - Step 5: Solve for x
x = 353,471,140,970.21/681,663.97 - Step 6: Final answer
x = 518,541.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.