Finding the Fourth Proportional to 613,725.96, 920,598.66 and 187,270.68
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Solution
The fourth proportional to 613,725.96, 920,598.66 and 187,270.68 is: 280,908.99
Step by Step Solution
- Step 1: Write the proportion equation
613,725.96 : 920,598.66 = 187,270.68 : x - Step 2: Convert to fraction form
613,725.96/920,598.66 = 187,270.68/x - Step 3: Cross multiply
613,725.96x = 920,598.66 × 187,270.68 - Step 4: Simplify right side
613,725.96x = 172,401,137,065.29 - Step 5: Solve for x
x = 172,401,137,065.29/613,725.96 - Step 6: Final answer
x = 280,908.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.