Finding the Fourth Proportional to 377,199.69, 520,525.19 and 207,433.81
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Solution
The fourth proportional to 377,199.69, 520,525.19 and 207,433.81 is: 286,252.95
Step by Step Solution
- Step 1: Write the proportion equation
377,199.69 : 520,525.19 = 207,433.81 : x - Step 2: Convert to fraction form
377,199.69/520,525.19 = 207,433.81/x - Step 3: Cross multiply
377,199.69x = 520,525.19 × 207,433.81 - Step 4: Simplify right side
377,199.69x = 107,974,523,365.10 - Step 5: Solve for x
x = 107,974,523,365.10/377,199.69 - Step 6: Final answer
x = 286,252.95
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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.