Finding the Fourth Proportional to 264,985.68, 365,559.60 and 157,494.63
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Solution
The fourth proportional to 264,985.68, 365,559.60 and 157,494.63 is: 217,270.89
Step by Step Solution
- Step 1: Write the proportion equation
264,985.68 : 365,559.60 = 157,494.63 : x - Step 2: Convert to fraction form
264,985.68/365,559.60 = 157,494.63/x - Step 3: Cross multiply
264,985.68x = 365,559.60 × 157,494.63 - Step 4: Simplify right side
264,985.68x = 57,573,673,944.95 - Step 5: Solve for x
x = 57,573,673,944.95/264,985.68 - Step 6: Final answer
x = 217,270.89
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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.