Finding the Fourth Proportional to 571,609.12, 857,592.14 and 344,154.08
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Solution
The fourth proportional to 571,609.12, 857,592.14 and 344,154.08 is: 516,338.57
Step by Step Solution
- Step 1: Write the proportion equation
571,609.12 : 857,592.14 = 344,154.08 : x - Step 2: Convert to fraction form
571,609.12/857,592.14 = 344,154.08/x - Step 3: Cross multiply
571,609.12x = 857,592.14 × 344,154.08 - Step 4: Simplify right side
571,609.12x = 295,143,833,956.93 - Step 5: Solve for x
x = 295,143,833,956.93/571,609.12 - Step 6: Final answer
x = 516,338.57
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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.