Finding the Fourth Proportional to 343,013.93, 473,208.44 and 206,972.00
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Solution
The fourth proportional to 343,013.93, 473,208.44 and 206,972.00 is: 285,530.37
Step by Step Solution
- Step 1: Write the proportion equation
343,013.93 : 473,208.44 = 206,972.00 : x - Step 2: Convert to fraction form
343,013.93/473,208.44 = 206,972.00/x - Step 3: Cross multiply
343,013.93x = 473,208.44 × 206,972.00 - Step 4: Simplify right side
343,013.93x = 97,940,893,842.78 - Step 5: Solve for x
x = 97,940,893,842.78/343,013.93 - Step 6: Final answer
x = 285,530.37
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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.