Finding the Fourth Proportional to 427,963.99, 590,583.07 and 236,973.28
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Solution
The fourth proportional to 427,963.99, 590,583.07 and 236,973.28 is: 327,019.12
Step by Step Solution
- Step 1: Write the proportion equation
427,963.99 : 590,583.07 = 236,973.28 : x - Step 2: Convert to fraction form
427,963.99/590,583.07 = 236,973.28/x - Step 3: Cross multiply
427,963.99x = 590,583.07 × 236,973.28 - Step 4: Simplify right side
427,963.99x = 139,952,406,025.50 - Step 5: Solve for x
x = 139,952,406,025.50/427,963.99 - Step 6: Final answer
x = 327,019.12
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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.