Finding the Fourth Proportional to 532,482.03, 734,855.09 and 290,787.08
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Solution
The fourth proportional to 532,482.03, 734,855.09 and 290,787.08 is: 401,302.48
Step by Step Solution
- Step 1: Write the proportion equation
532,482.03 : 734,855.09 = 290,787.08 : x - Step 2: Convert to fraction form
532,482.03/734,855.09 = 290,787.08/x - Step 3: Cross multiply
532,482.03x = 734,855.09 × 290,787.08 - Step 4: Simplify right side
532,482.03x = 213,686,360,716.03 - Step 5: Solve for x
x = 213,686,360,716.03/532,482.03 - Step 6: Final answer
x = 401,302.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.