Finding the Fourth Proportional to 867,996.41, 1,197,177.57 and 760,379.67
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Solution
The fourth proportional to 867,996.41, 1,197,177.57 and 760,379.67 is: 1,048,747.99
Step by Step Solution
- Step 1: Write the proportion equation
867,996.41 : 1,197,177.57 = 760,379.67 : x - Step 2: Convert to fraction form
867,996.41/1,197,177.57 = 760,379.67/x - Step 3: Cross multiply
867,996.41x = 1,197,177.57 × 760,379.67 - Step 4: Simplify right side
867,996.41x = 910,309,485,608.00 - Step 5: Solve for x
x = 910,309,485,608.00/867,996.41 - Step 6: Final answer
x = 1,048,747.99
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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.