Finding the Fourth Proportional to 523,616.80, 722,594.64 and 297,266.08
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Solution
The fourth proportional to 523,616.80, 722,594.64 and 297,266.08 is: 410,229.15
Step by Step Solution
- Step 1: Write the proportion equation
523,616.80 : 722,594.64 = 297,266.08 : x - Step 2: Convert to fraction form
523,616.80/722,594.64 = 297,266.08/x - Step 3: Cross multiply
523,616.80x = 722,594.64 × 297,266.08 - Step 4: Simplify right side
523,616.80x = 214,802,876,061.81 - Step 5: Solve for x
x = 214,802,876,061.81/523,616.80 - Step 6: Final answer
x = 410,229.15
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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.