Finding the Fourth Proportional to 512,652.03, 769,051.58 and 157,695.99
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Solution
The fourth proportional to 512,652.03, 769,051.58 and 157,695.99 is: 236,566.60
Step by Step Solution
- Step 1: Write the proportion equation
512,652.03 : 769,051.58 = 157,695.99 : x - Step 2: Convert to fraction form
512,652.03/769,051.58 = 157,695.99/x - Step 3: Cross multiply
512,652.03x = 769,051.58 × 157,695.99 - Step 4: Simplify right side
512,652.03x = 121,276,350,269.16 - Step 5: Solve for x
x = 121,276,350,269.16/512,652.03 - Step 6: Final answer
x = 236,566.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.