Finding the Fourth Proportional to 364,909.30, 503,811.79 and 326,602.42
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Solution
The fourth proportional to 364,909.30, 503,811.79 and 326,602.42 is: 450,923.42
Step by Step Solution
- Step 1: Write the proportion equation
364,909.30 : 503,811.79 = 326,602.42 : x - Step 2: Convert to fraction form
364,909.30/503,811.79 = 326,602.42/x - Step 3: Cross multiply
364,909.30x = 503,811.79 × 326,602.42 - Step 4: Simplify right side
364,909.30x = 164,546,147,762.50 - Step 5: Solve for x
x = 164,546,147,762.50/364,909.30 - Step 6: Final answer
x = 450,923.42
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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.