Finding the Fourth Proportional to 674,945.98, 1,006,465.81 and 668,870.26
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Solution
The fourth proportional to 674,945.98, 1,006,465.81 and 668,870.26 is: 997,405.82
Step by Step Solution
- Step 1: Write the proportion equation
674,945.98 : 1,006,465.81 = 668,870.26 : x - Step 2: Convert to fraction form
674,945.98/1,006,465.81 = 668,870.26/x - Step 3: Cross multiply
674,945.98x = 1,006,465.81 × 668,870.26 - Step 4: Simplify right side
674,945.98x = 673,195,048,015.81 - Step 5: Solve for x
x = 673,195,048,015.81/674,945.98 - Step 6: Final answer
x = 997,405.82
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.