Finding the Fourth Proportional to 264,585.97, 365,085.35 and 155,781.99
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Solution
The fourth proportional to 264,585.97, 365,085.35 and 155,781.99 is: 214,953.66
Step by Step Solution
- Step 1: Write the proportion equation
264,585.97 : 365,085.35 = 155,781.99 : x - Step 2: Convert to fraction form
264,585.97/365,085.35 = 155,781.99/x - Step 3: Cross multiply
264,585.97x = 365,085.35 × 155,781.99 - Step 4: Simplify right side
264,585.97x = 56,873,723,613.06 - Step 5: Solve for x
x = 56,873,723,613.06/264,585.97 - Step 6: Final answer
x = 214,953.66
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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.