Finding the Fourth Proportional to 576,330.74, 864,537.63 and 221,344.76
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Solution
The fourth proportional to 576,330.74, 864,537.63 and 221,344.76 is: 332,033.09
Step by Step Solution
- Step 1: Write the proportion equation
576,330.74 : 864,537.63 = 221,344.76 : x - Step 2: Convert to fraction form
576,330.74/864,537.63 = 221,344.76/x - Step 3: Cross multiply
576,330.74x = 864,537.63 × 221,344.76 - Step 4: Simplify right side
576,330.74x = 191,360,875,007.63 - Step 5: Solve for x
x = 191,360,875,007.63/576,330.74 - Step 6: Final answer
x = 332,033.09
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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.