Finding the Fourth Proportional to 403,060.02, 556,299.81 and 266,853.66
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Solution
The fourth proportional to 403,060.02, 556,299.81 and 266,853.66 is: 368,309.02
Step by Step Solution
- Step 1: Write the proportion equation
403,060.02 : 556,299.81 = 266,853.66 : x - Step 2: Convert to fraction form
403,060.02/556,299.81 = 266,853.66/x - Step 3: Cross multiply
403,060.02x = 556,299.81 × 266,853.66 - Step 4: Simplify right side
403,060.02x = 148,450,640,355.81 - Step 5: Solve for x
x = 148,450,640,355.81/403,060.02 - Step 6: Final answer
x = 368,309.02
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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.