Finding the Fourth Proportional to 746,559.92, 1,030,275.24 and 407,033.84
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Solution
The fourth proportional to 746,559.92, 1,030,275.24 and 407,033.84 is: 561,718.99
Step by Step Solution
- Step 1: Write the proportion equation
746,559.92 : 1,030,275.24 = 407,033.84 : x - Step 2: Convert to fraction form
746,559.92/1,030,275.24 = 407,033.84/x - Step 3: Cross multiply
746,559.92x = 1,030,275.24 × 407,033.84 - Step 4: Simplify right side
746,559.92x = 419,356,887,194.12 - Step 5: Solve for x
x = 419,356,887,194.12/746,559.92 - Step 6: Final answer
x = 561,718.99
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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.