Finding the Fourth Proportional to 827,668.90, 1,241,306.51 and 228,616.79
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Solution
The fourth proportional to 827,668.90, 1,241,306.51 and 228,616.79 is: 342,870.82
Step by Step Solution
- Step 1: Write the proportion equation
827,668.90 : 1,241,306.51 = 228,616.79 : x - Step 2: Convert to fraction form
827,668.90/1,241,306.51 = 228,616.79/x - Step 3: Cross multiply
827,668.90x = 1,241,306.51 × 228,616.79 - Step 4: Simplify right side
827,668.90x = 283,783,508,579.22 - Step 5: Solve for x
x = 283,783,508,579.22/827,668.90 - Step 6: Final answer
x = 342,870.82
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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.