Finding the Fourth Proportional to 893,069.70, 1,232,407.76 and 511,088.28
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Solution
The fourth proportional to 893,069.70, 1,232,407.76 and 511,088.28 is: 705,285.56
Step by Step Solution
- Step 1: Write the proportion equation
893,069.70 : 1,232,407.76 = 511,088.28 : x - Step 2: Convert to fraction form
893,069.70/1,232,407.76 = 511,088.28/x - Step 3: Cross multiply
893,069.70x = 1,232,407.76 × 511,088.28 - Step 4: Simplify right side
893,069.70x = 629,869,159,761.61 - Step 5: Solve for x
x = 629,869,159,761.61/893,069.70 - Step 6: Final answer
x = 705,285.56
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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.