Finding the Fourth Proportional to 377,603.68, 521,106.96 and 207,844.96
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Solution
The fourth proportional to 377,603.68, 521,106.96 and 207,844.96 is: 286,833.69
Step by Step Solution
- Step 1: Write the proportion equation
377,603.68 : 521,106.96 = 207,844.96 : x - Step 2: Convert to fraction form
377,603.68/521,106.96 = 207,844.96/x - Step 3: Cross multiply
377,603.68x = 521,106.96 × 207,844.96 - Step 4: Simplify right side
377,603.68x = 108,309,455,256.92 - Step 5: Solve for x
x = 108,309,455,256.92/377,603.68 - Step 6: Final answer
x = 286,833.69
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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.