Finding the Fourth Proportional to 351,992.84, 485,756.42 and 190,853.32
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Solution
The fourth proportional to 351,992.84, 485,756.42 and 190,853.32 is: 263,381.00
Step by Step Solution
- Step 1: Write the proportion equation
351,992.84 : 485,756.42 = 190,853.32 : x - Step 2: Convert to fraction form
351,992.84/485,756.42 = 190,853.32/x - Step 3: Cross multiply
351,992.84x = 485,756.42 × 190,853.32 - Step 4: Simplify right side
351,992.84x = 92,708,225,468.31 - Step 5: Solve for x
x = 92,708,225,468.31/351,992.84 - Step 6: Final answer
x = 263,381.00
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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.