Finding the Fourth Proportional to 388,125.84, 582,255.18 and 177,781.80
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Solution
The fourth proportional to 388,125.84, 582,255.18 and 177,781.80 is: 266,703.12
Step by Step Solution
- Step 1: Write the proportion equation
388,125.84 : 582,255.18 = 177,781.80 : x - Step 2: Convert to fraction form
388,125.84/582,255.18 = 177,781.80/x - Step 3: Cross multiply
388,125.84x = 582,255.18 × 177,781.80 - Step 4: Simplify right side
388,125.84x = 103,514,373,959.72 - Step 5: Solve for x
x = 103,514,373,959.72/388,125.84 - Step 6: Final answer
x = 266,703.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.