Finding the Fourth Proportional to 277,565.40, 415,692.25 and 135,507.96
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Solution
The fourth proportional to 277,565.40, 415,692.25 and 135,507.96 is: 202,941.75
Step by Step Solution
- Step 1: Write the proportion equation
277,565.40 : 415,692.25 = 135,507.96 : x - Step 2: Convert to fraction form
277,565.40/415,692.25 = 135,507.96/x - Step 3: Cross multiply
277,565.40x = 415,692.25 × 135,507.96 - Step 4: Simplify right side
277,565.40x = 56,329,608,954.70 - Step 5: Solve for x
x = 56,329,608,954.70/277,565.40 - Step 6: Final answer
x = 202,941.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.