Finding the Fourth Proportional to 351,347.75, 484,860.05 and 190,202.79
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Solution
The fourth proportional to 351,347.75, 484,860.05 and 190,202.79 is: 262,479.93
Step by Step Solution
- Step 1: Write the proportion equation
351,347.75 : 484,860.05 = 190,202.79 : x - Step 2: Convert to fraction form
351,347.75/484,860.05 = 190,202.79/x - Step 3: Cross multiply
351,347.75x = 484,860.05 × 190,202.79 - Step 4: Simplify right side
351,347.75x = 92,221,734,269.54 - Step 5: Solve for x
x = 92,221,734,269.54/351,347.75 - Step 6: Final answer
x = 262,479.93
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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.