Finding the Fourth Proportional to 377,602.87, 521,106.74 and 207,852.79
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Solution
The fourth proportional to 377,602.87, 521,106.74 and 207,852.79 is: 286,844.99
Step by Step Solution
- Step 1: Write the proportion equation
377,602.87 : 521,106.74 = 207,852.79 : x - Step 2: Convert to fraction form
377,602.87/521,106.74 = 207,852.79/x - Step 3: Cross multiply
377,602.87x = 521,106.74 × 207,852.79 - Step 4: Simplify right side
377,602.87x = 108,313,489,796.81 - Step 5: Solve for x
x = 108,313,489,796.81/377,602.87 - Step 6: Final answer
x = 286,844.99
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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.