Finding the Fourth Proportional to 377,705.26, 521,214.51 and 207,935.74
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Solution
The fourth proportional to 377,705.26, 521,214.51 and 207,935.74 is: 286,941.00
Step by Step Solution
- Step 1: Write the proportion equation
377,705.26 : 521,214.51 = 207,935.74 : x - Step 2: Convert to fraction form
377,705.26/521,214.51 = 207,935.74/x - Step 3: Cross multiply
377,705.26x = 521,214.51 × 207,935.74 - Step 4: Simplify right side
377,705.26x = 108,379,124,835.59 - Step 5: Solve for x
x = 108,379,124,835.59/377,705.26 - Step 6: Final answer
x = 286,941.00
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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.