Finding the Fourth Proportional to 377,454.25, 520,890.51 and 207,692.02
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Solution
The fourth proportional to 377,454.25, 520,890.51 and 207,692.02 is: 286,616.99
Step by Step Solution
- Step 1: Write the proportion equation
377,454.25 : 520,890.51 = 207,692.02 : x - Step 2: Convert to fraction form
377,454.25/520,890.51 = 207,692.02/x - Step 3: Cross multiply
377,454.25x = 520,890.51 × 207,692.02 - Step 4: Simplify right side
377,454.25x = 108,184,802,220.73 - Step 5: Solve for x
x = 108,184,802,220.73/377,454.25 - Step 6: Final answer
x = 286,616.99
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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.