Finding the Fourth Proportional to 377,394.63, 520,804.58 and 207,625.11
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Solution
The fourth proportional to 377,394.63, 520,804.58 and 207,625.11 is: 286,522.65
Step by Step Solution
- Step 1: Write the proportion equation
377,394.63 : 520,804.58 = 207,625.11 : x - Step 2: Convert to fraction form
377,394.63/520,804.58 = 207,625.11/x - Step 3: Cross multiply
377,394.63x = 520,804.58 × 207,625.11 - Step 4: Simplify right side
377,394.63x = 108,132,108,211.00 - Step 5: Solve for x
x = 108,132,108,211.00/377,394.63 - Step 6: Final answer
x = 286,522.65
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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.