Finding the Fourth Proportional to 788,544.08, 1,088,222.87 and 444,394.52
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Solution
The fourth proportional to 788,544.08, 1,088,222.87 and 444,394.52 is: 613,282.49
Step by Step Solution
- Step 1: Write the proportion equation
788,544.08 : 1,088,222.87 = 444,394.52 : x - Step 2: Convert to fraction form
788,544.08/1,088,222.87 = 444,394.52/x - Step 3: Cross multiply
788,544.08x = 1,088,222.87 × 444,394.52 - Step 4: Simplify right side
788,544.08x = 483,600,275,601.24 - Step 5: Solve for x
x = 483,600,275,601.24/788,544.08 - Step 6: Final answer
x = 613,282.49
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1.5x scale
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.