Finding the Fourth Proportional to 479,349.84, 661,516.63 and 264,503.74
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Solution
The fourth proportional to 479,349.84, 661,516.63 and 264,503.74 is: 365,022.80
Step by Step Solution
- Step 1: Write the proportion equation
479,349.84 : 661,516.63 = 264,503.74 : x - Step 2: Convert to fraction form
479,349.84/661,516.63 = 264,503.74/x - Step 3: Cross multiply
479,349.84x = 661,516.63 × 264,503.74 - Step 4: Simplify right side
479,349.84x = 174,973,621,384.68 - Step 5: Solve for x
x = 174,973,621,384.68/479,349.84 - Step 6: Final answer
x = 365,022.80
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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.