Finding the Fourth Proportional to 479,276.74, 661,397.34 and 264,418.54
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Solution
The fourth proportional to 479,276.74, 661,397.34 and 264,418.54 is: 364,895.07
Step by Step Solution
- Step 1: Write the proportion equation
479,276.74 : 661,397.34 = 264,418.54 : x - Step 2: Convert to fraction form
479,276.74/661,397.34 = 264,418.54/x - Step 3: Cross multiply
479,276.74x = 661,397.34 × 264,418.54 - Step 4: Simplify right side
479,276.74x = 174,885,719,002.68 - Step 5: Solve for x
x = 174,885,719,002.68/479,276.74 - Step 6: Final answer
x = 364,895.07
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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.