Finding the Third Proportional to 330,819.19 and 724,681.69
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Solution
The third proportional to 330,819.19 and 724,681.69 is: 1,587,463.99
Step by Step Solution
- Step 1: Write the proportion equation
330,819.19 : 724,681.69 = 724,681.69 : x - Step 2: Convert to fraction form
330,819.19/724,681.69 = 724,681.69/x - Step 3: Cross multiply
330,819.19x = 724,681.69 × 724,681.69 - Step 4: Simplify right side
330,819.19x = 525,163,548,197.85 - Step 5: Solve for x
x = 525,163,548,197.85/330,819.19 - Step 6: Final answer
x = 1,587,463.99
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.