Finding the Fourth Proportional to 738,088.05, 1,103,087.67 and 538,828.05
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Solution
The fourth proportional to 738,088.05, 1,103,087.67 and 538,828.05 is: 805,289.53
Step by Step Solution
- Step 1: Write the proportion equation
738,088.05 : 1,103,087.67 = 538,828.05 : x - Step 2: Convert to fraction form
738,088.05/1,103,087.67 = 538,828.05/x - Step 3: Cross multiply
738,088.05x = 1,103,087.67 × 538,828.05 - Step 4: Simplify right side
738,088.05x = 594,374,578,205.14 - Step 5: Solve for x
x = 594,374,578,205.14/738,088.05 - Step 6: Final answer
x = 805,289.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.