Finding the Fourth Proportional to 554,767.30, 832,174.69 and 217,880.99
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Solution
The fourth proportional to 554,767.30, 832,174.69 and 217,880.99 is: 326,830.81
Step by Step Solution
- Step 1: Write the proportion equation
554,767.30 : 832,174.69 = 217,880.99 : x - Step 2: Convert to fraction form
554,767.30/832,174.69 = 217,880.99/x - Step 3: Cross multiply
554,767.30x = 832,174.69 × 217,880.99 - Step 4: Simplify right side
554,767.30x = 181,315,045,310.14 - Step 5: Solve for x
x = 181,315,045,310.14/554,767.30 - Step 6: Final answer
x = 326,830.81
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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.