Finding the Fourth Proportional to 988,293.04, 1,363,990.68 and 625,750.54
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Solution
The fourth proportional to 988,293.04, 1,363,990.68 and 625,750.54 is: 863,628.37
Step by Step Solution
- Step 1: Write the proportion equation
988,293.04 : 1,363,990.68 = 625,750.54 : x - Step 2: Convert to fraction form
988,293.04/1,363,990.68 = 625,750.54/x - Step 3: Cross multiply
988,293.04x = 1,363,990.68 × 625,750.54 - Step 4: Simplify right side
988,293.04x = 853,517,904,564.97 - Step 5: Solve for x
x = 853,517,904,564.97/988,293.04 - Step 6: Final answer
x = 863,628.37
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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.