Finding the Fourth Proportional to 571,561.80, 857,167.58 and 395,202.12
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Solution
The fourth proportional to 571,561.80, 857,167.58 and 395,202.12 is: 592,682.09
Step by Step Solution
- Step 1: Write the proportion equation
571,561.80 : 857,167.58 = 395,202.12 : x - Step 2: Convert to fraction form
571,561.80/857,167.58 = 395,202.12/x - Step 3: Cross multiply
571,561.80x = 857,167.58 × 395,202.12 - Step 4: Simplify right side
571,561.80x = 338,754,444,811.27 - Step 5: Solve for x
x = 338,754,444,811.27/571,561.80 - Step 6: Final answer
x = 592,682.09
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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.