Finding the Fourth Proportional to 523,475.29, 785,603.76 and 388,850.23
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Solution
The fourth proportional to 523,475.29, 785,603.76 and 388,850.23 is: 583,565.66
Step by Step Solution
- Step 1: Write the proportion equation
523,475.29 : 785,603.76 = 388,850.23 : x - Step 2: Convert to fraction form
523,475.29/785,603.76 = 388,850.23/x - Step 3: Cross multiply
523,475.29x = 785,603.76 × 388,850.23 - Step 4: Simplify right side
523,475.29x = 305,482,202,764.87 - Step 5: Solve for x
x = 305,482,202,764.87/523,475.29 - Step 6: Final answer
x = 583,565.66
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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.