Finding the Fourth Proportional to 475,542.75, 713,623.23 and 205,934.19
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Solution
The fourth proportional to 475,542.75, 713,623.23 and 205,934.19 is: 309,035.14
Step by Step Solution
- Step 1: Write the proportion equation
475,542.75 : 713,623.23 = 205,934.19 : x - Step 2: Convert to fraction form
475,542.75/713,623.23 = 205,934.19/x - Step 3: Cross multiply
475,542.75x = 713,623.23 × 205,934.19 - Step 4: Simplify right side
475,542.75x = 146,959,421,835.23 - Step 5: Solve for x
x = 146,959,421,835.23/475,542.75 - Step 6: Final answer
x = 309,035.14
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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.