Finding the Fourth Proportional to 504,156.72, 695,727.25 and 274,715.99
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Solution
The fourth proportional to 504,156.72, 695,727.25 and 274,715.99 is: 379,103.14
Step by Step Solution
- Step 1: Write the proportion equation
504,156.72 : 695,727.25 = 274,715.99 : x - Step 2: Convert to fraction form
504,156.72/695,727.25 = 274,715.99/x - Step 3: Cross multiply
504,156.72x = 695,727.25 × 274,715.99 - Step 4: Simplify right side
504,156.72x = 191,127,395,401.51 - Step 5: Solve for x
x = 191,127,395,401.51/504,156.72 - Step 6: Final answer
x = 379,103.14
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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.