Finding the Fourth Proportional to 623,007.91, 859,751.28 and 336,527.98
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Solution
The fourth proportional to 623,007.91, 859,751.28 and 336,527.98 is: 464,408.81
Step by Step Solution
- Step 1: Write the proportion equation
623,007.91 : 859,751.28 = 336,527.98 : x - Step 2: Convert to fraction form
623,007.91/859,751.28 = 336,527.98/x - Step 3: Cross multiply
623,007.91x = 859,751.28 × 336,527.98 - Step 4: Simplify right side
623,007.91x = 289,330,361,560.81 - Step 5: Solve for x
x = 289,330,361,560.81/623,007.91 - Step 6: Final answer
x = 464,408.81
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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.