Finding the Fourth Proportional to 844,331.40, 1,165,177.89 and 462,358.26
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Solution
The fourth proportional to 844,331.40, 1,165,177.89 and 462,358.26 is: 638,054.70
Step by Step Solution
- Step 1: Write the proportion equation
844,331.40 : 1,165,177.89 = 462,358.26 : x - Step 2: Convert to fraction form
844,331.40/1,165,177.89 = 462,358.26/x - Step 3: Cross multiply
844,331.40x = 1,165,177.89 × 462,358.26 - Step 4: Simplify right side
844,331.40x = 538,729,621,810.87 - Step 5: Solve for x
x = 538,729,621,810.87/844,331.40 - Step 6: Final answer
x = 638,054.70
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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.