Finding the Fourth Proportional to 343,218.61, 473,116.65 and 240,957.19
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Solution
The fourth proportional to 343,218.61, 473,116.65 and 240,957.19 is: 332,152.32
Step by Step Solution
- Step 1: Write the proportion equation
343,218.61 : 473,116.65 = 240,957.19 : x - Step 2: Convert to fraction form
343,218.61/473,116.65 = 240,957.19/x - Step 3: Cross multiply
343,218.61x = 473,116.65 × 240,957.19 - Step 4: Simplify right side
343,218.61x = 114,000,858,526.21 - Step 5: Solve for x
x = 114,000,858,526.21/343,218.61 - Step 6: Final answer
x = 332,152.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.