Finding the Fourth Proportional to 716,864.24, 1,075,294.80 and 211,779.84
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Solution
The fourth proportional to 716,864.24, 1,075,294.80 and 211,779.84 is: 317,669.30
Step by Step Solution
- Step 1: Write the proportion equation
716,864.24 : 1,075,294.80 = 211,779.84 : x - Step 2: Convert to fraction form
716,864.24/1,075,294.80 = 211,779.84/x - Step 3: Cross multiply
716,864.24x = 1,075,294.80 × 211,779.84 - Step 4: Simplify right side
716,864.24x = 227,725,760,696.83 - Step 5: Solve for x
x = 227,725,760,696.83/716,864.24 - Step 6: Final answer
x = 317,669.30
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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.