Finding the Fourth Proportional to 508,228.68, 701,237.96 and 304,202.08
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Solution
The fourth proportional to 508,228.68, 701,237.96 and 304,202.08 is: 419,728.47
Step by Step Solution
- Step 1: Write the proportion equation
508,228.68 : 701,237.96 = 304,202.08 : x - Step 2: Convert to fraction form
508,228.68/701,237.96 = 304,202.08/x - Step 3: Cross multiply
508,228.68x = 701,237.96 × 304,202.08 - Step 4: Simplify right side
508,228.68x = 213,318,046,503.25 - Step 5: Solve for x
x = 213,318,046,503.25/508,228.68 - Step 6: Final answer
x = 419,728.47
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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.