Finding the Fourth Proportional to 957,562.68, 1,321,445.58 and 527,858.18
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Solution
The fourth proportional to 957,562.68, 1,321,445.58 and 527,858.18 is: 728,449.30
Step by Step Solution
- Step 1: Write the proportion equation
957,562.68 : 1,321,445.58 = 527,858.18 : x - Step 2: Convert to fraction form
957,562.68/1,321,445.58 = 527,858.18/x - Step 3: Cross multiply
957,562.68x = 1,321,445.58 × 527,858.18 - Step 4: Simplify right side
957,562.68x = 697,535,862,131.46 - Step 5: Solve for x
x = 697,535,862,131.46/957,562.68 - Step 6: Final answer
x = 728,449.30
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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.