Finding the Fourth Proportional to 562,053.84, 775,647.54 and 320,358.84
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Solution
The fourth proportional to 562,053.84, 775,647.54 and 320,358.84 is: 442,102.75
Step by Step Solution
- Step 1: Write the proportion equation
562,053.84 : 775,647.54 = 320,358.84 : x - Step 2: Convert to fraction form
562,053.84/775,647.54 = 320,358.84/x - Step 3: Cross multiply
562,053.84x = 775,647.54 × 320,358.84 - Step 4: Simplify right side
562,053.84x = 248,485,546,163.25 - Step 5: Solve for x
x = 248,485,546,163.25/562,053.84 - Step 6: Final answer
x = 442,102.75
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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.