Finding the Fourth Proportional to 350,888.86, 484,197.24 and 207,623.80
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Solution
The fourth proportional to 350,888.86, 484,197.24 and 207,623.80 is: 286,503.46
Step by Step Solution
- Step 1: Write the proportion equation
350,888.86 : 484,197.24 = 207,623.80 : x - Step 2: Convert to fraction form
350,888.86/484,197.24 = 207,623.80/x - Step 3: Cross multiply
350,888.86x = 484,197.24 × 207,623.80 - Step 4: Simplify right side
350,888.86x = 100,530,870,918.31 - Step 5: Solve for x
x = 100,530,870,918.31/350,888.86 - Step 6: Final answer
x = 286,503.46
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1.5x scale
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.