Finding the Fourth Proportional to 573,902.87, 791,992.58 and 328,882.78
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Solution
The fourth proportional to 573,902.87, 791,992.58 and 328,882.78 is: 453,862.02
Step by Step Solution
- Step 1: Write the proportion equation
573,902.87 : 791,992.58 = 328,882.78 : x - Step 2: Convert to fraction form
573,902.87/791,992.58 = 328,882.78/x - Step 3: Cross multiply
573,902.87x = 791,992.58 × 328,882.78 - Step 4: Simplify right side
573,902.87x = 260,472,717,825.38 - Step 5: Solve for x
x = 260,472,717,825.38/573,902.87 - Step 6: Final answer
x = 453,862.02
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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.