Finding the Fourth Proportional to 506,202.90, 759,844.35 and 218,157.18
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Solution
The fourth proportional to 506,202.90, 759,844.35 and 218,157.18 is: 327,468.49
Step by Step Solution
- Step 1: Write the proportion equation
506,202.90 : 759,844.35 = 218,157.18 : x - Step 2: Convert to fraction form
506,202.90/759,844.35 = 218,157.18/x - Step 3: Cross multiply
506,202.90x = 759,844.35 × 218,157.18 - Step 4: Simplify right side
506,202.90x = 165,765,500,634.93 - Step 5: Solve for x
x = 165,765,500,634.93/506,202.90 - Step 6: Final answer
x = 327,468.49
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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.