Finding the Fourth Proportional to 701,521.41, 1,052,319.68 and 221,712.71
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Solution
The fourth proportional to 701,521.41, 1,052,319.68 and 221,712.71 is: 332,580.94
Step by Step Solution
- Step 1: Write the proportion equation
701,521.41 : 1,052,319.68 = 221,712.71 : x - Step 2: Convert to fraction form
701,521.41/1,052,319.68 = 221,712.71/x - Step 3: Cross multiply
701,521.41x = 1,052,319.68 × 221,712.71 - Step 4: Simplify right side
701,521.41x = 233,312,651,224.21 - Step 5: Solve for x
x = 233,312,651,224.21/701,521.41 - Step 6: Final answer
x = 332,580.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.