Finding the Fourth Proportional to 248,554.80, 343,050.09 and 146,574.09
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Solution
The fourth proportional to 248,554.80, 343,050.09 and 146,574.09 is: 202,298.47
Step by Step Solution
- Step 1: Write the proportion equation
248,554.80 : 343,050.09 = 146,574.09 : x - Step 2: Convert to fraction form
248,554.80/343,050.09 = 146,574.09/x - Step 3: Cross multiply
248,554.80x = 343,050.09 × 146,574.09 - Step 4: Simplify right side
248,554.80x = 50,282,254,766.17 - Step 5: Solve for x
x = 50,282,254,766.17/248,554.80 - Step 6: Final answer
x = 202,298.47
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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.