Finding the Fourth Proportional to 377,562.66, 521,040.15 and 207,800.70
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Solution
The fourth proportional to 377,562.66, 521,040.15 and 207,800.70 is: 286,766.99
Step by Step Solution
- Step 1: Write the proportion equation
377,562.66 : 521,040.15 = 207,800.70 : x - Step 2: Convert to fraction form
377,562.66/521,040.15 = 207,800.70/x - Step 3: Cross multiply
377,562.66x = 521,040.15 × 207,800.70 - Step 4: Simplify right side
377,562.66x = 108,272,507,898.11 - Step 5: Solve for x
x = 108,272,507,898.11/377,562.66 - Step 6: Final answer
x = 286,766.99
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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.