Finding the Fourth Proportional to 380,282.00, 524,795.34 and 208,197.05
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Solution
The fourth proportional to 380,282.00, 524,795.34 and 208,197.05 is: 287,315.31
Step by Step Solution
- Step 1: Write the proportion equation
380,282.00 : 524,795.34 = 208,197.05 : x - Step 2: Convert to fraction form
380,282.00/524,795.34 = 208,197.05/x - Step 3: Cross multiply
380,282.00x = 524,795.34 × 208,197.05 - Step 4: Simplify right side
380,282.00x = 109,260,839,017.77 - Step 5: Solve for x
x = 109,260,839,017.77/380,282.00 - Step 6: Final answer
x = 287,315.31
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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.