Finding the Fourth Proportional to 698,414.34, 1,046,743.96 and 298,585.18
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Solution
The fourth proportional to 698,414.34, 1,046,743.96 and 298,585.18 is: 447,502.60
Step by Step Solution
- Step 1: Write the proportion equation
698,414.34 : 1,046,743.96 = 298,585.18 : x - Step 2: Convert to fraction form
698,414.34/1,046,743.96 = 298,585.18/x - Step 3: Cross multiply
698,414.34x = 1,046,743.96 × 298,585.18 - Step 4: Simplify right side
698,414.34x = 312,542,233,710.51 - Step 5: Solve for x
x = 312,542,233,710.51/698,414.34 - Step 6: Final answer
x = 447,502.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.