Finding the Fourth Proportional to 403,846.40, 604,603.20 and 246,382.40
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Solution
The fourth proportional to 403,846.40, 604,603.20 and 246,382.40 is: 368,861.99
Step by Step Solution
- Step 1: Write the proportion equation
403,846.40 : 604,603.20 = 246,382.40 : x - Step 2: Convert to fraction form
403,846.40/604,603.20 = 246,382.40/x - Step 3: Cross multiply
403,846.40x = 604,603.20 × 246,382.40 - Step 4: Simplify right side
403,846.40x = 148,963,587,463.68 - Step 5: Solve for x
x = 148,963,587,463.68/403,846.40 - Step 6: Final answer
x = 368,861.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.