Finding the Fourth Proportional to 853,671.68, 1,176,739.76 and 581,271.26
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Solution
The fourth proportional to 853,671.68, 1,176,739.76 and 581,271.26 is: 801,250.66
Step by Step Solution
- Step 1: Write the proportion equation
853,671.68 : 1,176,739.76 = 581,271.26 : x - Step 2: Convert to fraction form
853,671.68/1,176,739.76 = 581,271.26/x - Step 3: Cross multiply
853,671.68x = 1,176,739.76 × 581,271.26 - Step 4: Simplify right side
853,671.68x = 684,004,994,197.24 - Step 5: Solve for x
x = 684,004,994,197.24/853,671.68 - Step 6: Final answer
x = 801,250.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.