Finding the Fourth Proportional to 702,114.80, 1,053,763.01 and 657,828.05
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Solution
The fourth proportional to 702,114.80, 1,053,763.01 and 657,828.05 is: 987,295.61
Step by Step Solution
- Step 1: Write the proportion equation
702,114.80 : 1,053,763.01 = 657,828.05 : x - Step 2: Convert to fraction form
702,114.80/1,053,763.01 = 657,828.05/x - Step 3: Cross multiply
702,114.80x = 1,053,763.01 × 657,828.05 - Step 4: Simplify right side
702,114.80x = 693,194,862,741.29 - Step 5: Solve for x
x = 693,194,862,741.29/702,114.80 - Step 6: Final answer
x = 987,295.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.