Finding the Fourth Proportional to 422,554.08, 633,832.20 and 107,011.02
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Solution
The fourth proportional to 422,554.08, 633,832.20 and 107,011.02 is: 160,516.80
Step by Step Solution
- Step 1: Write the proportion equation
422,554.08 : 633,832.20 = 107,011.02 : x - Step 2: Convert to fraction form
422,554.08/633,832.20 = 107,011.02/x - Step 3: Cross multiply
422,554.08x = 633,832.20 × 107,011.02 - Step 4: Simplify right side
422,554.08x = 67,827,030,230.84 - Step 5: Solve for x
x = 67,827,030,230.84/422,554.08 - Step 6: Final answer
x = 160,516.80
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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.