Finding the Fourth Proportional to 671,701.95, 1,007,685.81 and 191,934.09
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Solution
The fourth proportional to 671,701.95, 1,007,685.81 and 191,934.09 is: 287,939.11
Step by Step Solution
- Step 1: Write the proportion equation
671,701.95 : 1,007,685.81 = 191,934.09 : x - Step 2: Convert to fraction form
671,701.95/1,007,685.81 = 191,934.09/x - Step 3: Cross multiply
671,701.95x = 1,007,685.81 × 191,934.09 - Step 4: Simplify right side
671,701.95x = 193,409,258,948.26 - Step 5: Solve for x
x = 193,409,258,948.26/671,701.95 - Step 6: Final answer
x = 287,939.11
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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.