Finding the Fourth Proportional to 894,687.06, 1,234,631.19 and 486,790.54
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Solution
The fourth proportional to 894,687.06, 1,234,631.19 and 486,790.54 is: 671,750.84
Step by Step Solution
- Step 1: Write the proportion equation
894,687.06 : 1,234,631.19 = 486,790.54 : x - Step 2: Convert to fraction form
894,687.06/1,234,631.19 = 486,790.54/x - Step 3: Cross multiply
894,687.06x = 1,234,631.19 × 486,790.54 - Step 4: Simplify right side
894,687.06x = 601,006,782,419.83 - Step 5: Solve for x
x = 601,006,782,419.83/894,687.06 - Step 6: Final answer
x = 671,750.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.