Finding the Fourth Proportional to 866,638.23, 1,195,956.67 and 484,666.53
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Solution
The fourth proportional to 866,638.23, 1,195,956.67 and 484,666.53 is: 668,837.53
Step by Step Solution
- Step 1: Write the proportion equation
866,638.23 : 1,195,956.67 = 484,666.53 : x - Step 2: Convert to fraction form
866,638.23/1,195,956.67 = 484,666.53/x - Step 3: Cross multiply
866,638.23x = 1,195,956.67 × 484,666.53 - Step 4: Simplify right side
866,638.23x = 579,640,169,279.26 - Step 5: Solve for x
x = 579,640,169,279.26/866,638.23 - Step 6: Final answer
x = 668,837.53
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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.