Finding the Fourth Proportional to 399,827.48, 551,743.26 and 218,548.76
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Solution
The fourth proportional to 399,827.48, 551,743.26 and 218,548.76 is: 301,587.09
Step by Step Solution
- Step 1: Write the proportion equation
399,827.48 : 551,743.26 = 218,548.76 : x - Step 2: Convert to fraction form
399,827.48/551,743.26 = 218,548.76/x - Step 3: Cross multiply
399,827.48x = 551,743.26 × 218,548.76 - Step 4: Simplify right side
399,827.48x = 120,582,805,311.36 - Step 5: Solve for x
x = 120,582,805,311.36/399,827.48 - Step 6: Final answer
x = 301,587.09
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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.