Finding the Fourth Proportional to 827,691.80, 1,241,753.70 and 266,739.80
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Solution
The fourth proportional to 827,691.80, 1,241,753.70 and 266,739.80 is: 400,179.31
Step by Step Solution
- Step 1: Write the proportion equation
827,691.80 : 1,241,753.70 = 266,739.80 : x - Step 2: Convert to fraction form
827,691.80/1,241,753.70 = 266,739.80/x - Step 3: Cross multiply
827,691.80x = 1,241,753.70 × 266,739.80 - Step 4: Simplify right side
827,691.80x = 331,225,133,587.26 - Step 5: Solve for x
x = 331,225,133,587.26/827,691.80 - Step 6: Final answer
x = 400,179.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.