Finding the Fourth Proportional to 410,415.19, 566,382.49 and 257,459.82
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Solution
The fourth proportional to 410,415.19, 566,382.49 and 257,459.82 is: 355,300.53
Step by Step Solution
- Step 1: Write the proportion equation
410,415.19 : 566,382.49 = 257,459.82 : x - Step 2: Convert to fraction form
410,415.19/566,382.49 = 257,459.82/x - Step 3: Cross multiply
410,415.19x = 566,382.49 × 257,459.82 - Step 4: Simplify right side
410,415.19x = 145,820,733,926.55 - Step 5: Solve for x
x = 145,820,733,926.55/410,415.19 - Step 6: Final answer
x = 355,300.53
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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.