Finding the Fourth Proportional to 908,927.68, 1,256,587.68 and 682,179.52
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Solution
The fourth proportional to 908,927.68, 1,256,587.68 and 682,179.52 is: 943,109.56
Step by Step Solution
- Step 1: Write the proportion equation
908,927.68 : 1,256,587.68 = 682,179.52 : x - Step 2: Convert to fraction form
908,927.68/1,256,587.68 = 682,179.52/x - Step 3: Cross multiply
908,927.68x = 1,256,587.68 × 682,179.52 - Step 4: Simplify right side
908,927.68x = 857,218,380,380.31 - Step 5: Solve for x
x = 857,218,380,380.31/908,927.68 - Step 6: Final answer
x = 943,109.56
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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.