Finding the Third Proportional to 578,890.13 and 894,579.19
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Solution
The third proportional to 578,890.13 and 894,579.19 is: 1,382,424.55
Step by Step Solution
- Step 1: Write the proportion equation
578,890.13 : 894,579.19 = 894,579.19 : x - Step 2: Convert to fraction form
578,890.13/894,579.19 = 894,579.19/x - Step 3: Cross multiply
578,890.13x = 894,579.19 × 894,579.19 - Step 4: Simplify right side
578,890.13x = 800,271,922,708.16 - Step 5: Solve for x
x = 800,271,922,708.16/578,890.13 - Step 6: Final answer
x = 1,382,424.55
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.