Finding the Fourth Proportional to 316,600.75, 436,909.08 and 182,464.75
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Solution
The fourth proportional to 316,600.75, 436,909.08 and 182,464.75 is: 251,801.38
Step by Step Solution
- Step 1: Write the proportion equation
316,600.75 : 436,909.08 = 182,464.75 : x - Step 2: Convert to fraction form
316,600.75/436,909.08 = 182,464.75/x - Step 3: Cross multiply
316,600.75x = 436,909.08 × 182,464.75 - Step 4: Simplify right side
316,600.75x = 79,720,506,054.93 - Step 5: Solve for x
x = 79,720,506,054.93/316,600.75 - Step 6: Final answer
x = 251,801.38
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1.5x scale
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.