Finding the Fourth Proportional to 571,608.12, 857,590.64 and 344,153.08
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Solution
The fourth proportional to 571,608.12, 857,590.64 and 344,153.08 is: 516,337.07
Step by Step Solution
- Step 1: Write the proportion equation
571,608.12 : 857,590.64 = 344,153.08 : x - Step 2: Convert to fraction form
571,608.12/857,590.64 = 344,153.08/x - Step 3: Cross multiply
571,608.12x = 857,590.64 × 344,153.08 - Step 4: Simplify right side
571,608.12x = 295,142,460,135.17 - Step 5: Solve for x
x = 295,142,460,135.17/571,608.12 - Step 6: Final answer
x = 516,337.07
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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.