Finding the Fourth Proportional to 598,083.99, 825,337.51 and 339,989.13
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Solution
The fourth proportional to 598,083.99, 825,337.51 and 339,989.13 is: 469,174.54
Step by Step Solution
- Step 1: Write the proportion equation
598,083.99 : 825,337.51 = 339,989.13 : x - Step 2: Convert to fraction form
598,083.99/825,337.51 = 339,989.13/x - Step 3: Cross multiply
598,083.99x = 825,337.51 × 339,989.13 - Step 4: Simplify right side
598,083.99x = 280,605,781,981.27 - Step 5: Solve for x
x = 280,605,781,981.27/598,083.99 - Step 6: Final answer
x = 469,174.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.