Finding the Fourth Proportional to 380,209.68, 569,810.70 and 202,333.68
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Solution
The fourth proportional to 380,209.68, 569,810.70 and 202,333.68 is: 303,232.41
Step by Step Solution
- Step 1: Write the proportion equation
380,209.68 : 569,810.70 = 202,333.68 : x - Step 2: Convert to fraction form
380,209.68/569,810.70 = 202,333.68/x - Step 3: Cross multiply
380,209.68x = 569,810.70 × 202,333.68 - Step 4: Simplify right side
380,209.68x = 115,291,895,834.38 - Step 5: Solve for x
x = 115,291,895,834.38/380,209.68 - Step 6: Final answer
x = 303,232.41
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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.