Finding the Fourth Proportional to 266,060.80, 399,110.40 and 160,652.80
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Solution
The fourth proportional to 266,060.80, 399,110.40 and 160,652.80 is: 240,990.79
Step by Step Solution
- Step 1: Write the proportion equation
266,060.80 : 399,110.40 = 160,652.80 : x - Step 2: Convert to fraction form
266,060.80/399,110.40 = 160,652.80/x - Step 3: Cross multiply
266,060.80x = 399,110.40 × 160,652.80 - Step 4: Simplify right side
266,060.80x = 64,118,203,269.12 - Step 5: Solve for x
x = 64,118,203,269.12/266,060.80 - Step 6: Final answer
x = 240,990.79
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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.