Finding the Fourth Proportional to 351,381.93, 484,904.78 and 190,236.63
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Solution
The fourth proportional to 351,381.93, 484,904.78 and 190,236.63 is: 262,525.31
Step by Step Solution
- Step 1: Write the proportion equation
351,381.93 : 484,904.78 = 190,236.63 : x - Step 2: Convert to fraction form
351,381.93/484,904.78 = 190,236.63/x - Step 3: Cross multiply
351,381.93x = 484,904.78 × 190,236.63 - Step 4: Simplify right side
351,381.93x = 92,246,650,266.91 - Step 5: Solve for x
x = 92,246,650,266.91/351,381.93 - Step 6: Final answer
x = 262,525.31
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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.