Finding the Fourth Proportional to 395,538.04, 594,990.74 and 358,544.23
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Solution
The fourth proportional to 395,538.04, 594,990.74 and 358,544.23 is: 539,342.56
Step by Step Solution
- Step 1: Write the proportion equation
395,538.04 : 594,990.74 = 358,544.23 : x - Step 2: Convert to fraction form
395,538.04/594,990.74 = 358,544.23/x - Step 3: Cross multiply
395,538.04x = 594,990.74 × 358,544.23 - Step 4: Simplify right side
395,538.04x = 213,330,496,139.31 - Step 5: Solve for x
x = 213,330,496,139.31/395,538.04 - Step 6: Final answer
x = 539,342.56
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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.