Finding the Fourth Proportional to 760,858.11, 1,049,803.88 and 450,604.08
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Solution
The fourth proportional to 760,858.11, 1,049,803.88 and 450,604.08 is: 621,726.84
Step by Step Solution
- Step 1: Write the proportion equation
760,858.11 : 1,049,803.88 = 450,604.08 : x - Step 2: Convert to fraction form
760,858.11/1,049,803.88 = 450,604.08/x - Step 3: Cross multiply
760,858.11x = 1,049,803.88 × 450,604.08 - Step 4: Simplify right side
760,858.11x = 473,045,909,274.81 - Step 5: Solve for x
x = 473,045,909,274.81/760,858.11 - Step 6: Final answer
x = 621,726.84
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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.