Finding the Fourth Proportional to 427,967.61, 590,595.26 and 236,981.00
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Solution
The fourth proportional to 427,967.61, 590,595.26 and 236,981.00 is: 327,033.75
Step by Step Solution
- Step 1: Write the proportion equation
427,967.61 : 590,595.26 = 236,981.00 : x - Step 2: Convert to fraction form
427,967.61/590,595.26 = 236,981.00/x - Step 3: Cross multiply
427,967.61x = 590,595.26 × 236,981.00 - Step 4: Simplify right side
427,967.61x = 139,959,851,172.18 - Step 5: Solve for x
x = 139,959,851,172.18/427,967.61 - Step 6: Final answer
x = 327,033.75
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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.