Finding the Fourth Proportional to 453,690.91, 625,743.74 and 281,710.69
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Solution
The fourth proportional to 453,690.91, 625,743.74 and 281,710.69 is: 388,543.61
Step by Step Solution
- Step 1: Write the proportion equation
453,690.91 : 625,743.74 = 281,710.69 : x - Step 2: Convert to fraction form
453,690.91/625,743.74 = 281,710.69/x - Step 3: Cross multiply
453,690.91x = 625,743.74 × 281,710.69 - Step 4: Simplify right side
453,690.91x = 176,278,703,220.24 - Step 5: Solve for x
x = 176,278,703,220.24/453,690.91 - Step 6: Final answer
x = 388,543.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.