Finding the Fourth Proportional to 545,330.06, 816,776.97 and 395,225.76
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Solution
The fourth proportional to 545,330.06, 816,776.97 and 395,225.76 is: 591,955.82
Step by Step Solution
- Step 1: Write the proportion equation
545,330.06 : 816,776.97 = 395,225.76 : x - Step 2: Convert to fraction form
545,330.06/816,776.97 = 395,225.76/x - Step 3: Cross multiply
545,330.06x = 816,776.97 × 395,225.76 - Step 4: Simplify right side
545,330.06x = 322,811,300,299.56 - Step 5: Solve for x
x = 322,811,300,299.56/545,330.06 - Step 6: Final answer
x = 591,955.82
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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.