Finding the Fourth Proportional to 901,205.81, 1,351,805.30 and 368,726.67
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Solution
The fourth proportional to 901,205.81, 1,351,805.30 and 368,726.67 is: 553,088.61
Step by Step Solution
- Step 1: Write the proportion equation
901,205.81 : 1,351,805.30 = 368,726.67 : x - Step 2: Convert to fraction form
901,205.81/1,351,805.30 = 368,726.67/x - Step 3: Cross multiply
901,205.81x = 1,351,805.30 × 368,726.67 - Step 4: Simplify right side
901,205.81x = 498,446,666,296.44 - Step 5: Solve for x
x = 498,446,666,296.44/901,205.81 - Step 6: Final answer
x = 553,088.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.