Finding the Fourth Proportional to 716,865.24, 1,075,296.30 and 211,780.84
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Solution
The fourth proportional to 716,865.24, 1,075,296.30 and 211,780.84 is: 317,670.80
Step by Step Solution
- Step 1: Write the proportion equation
716,865.24 : 1,075,296.30 = 211,780.84 : x - Step 2: Convert to fraction form
716,865.24/1,075,296.30 = 211,780.84/x - Step 3: Cross multiply
716,865.24x = 1,075,296.30 × 211,780.84 - Step 4: Simplify right side
716,865.24x = 227,727,153,662.89 - Step 5: Solve for x
x = 227,727,153,662.89/716,865.24 - Step 6: Final answer
x = 317,670.80
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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.