Finding the Fourth Proportional to 351,351.18, 484,860.54 and 190,202.67
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Solution
The fourth proportional to 351,351.18, 484,860.54 and 190,202.67 is: 262,477.47
Step by Step Solution
- Step 1: Write the proportion equation
351,351.18 : 484,860.54 = 190,202.67 : x - Step 2: Convert to fraction form
351,351.18/484,860.54 = 190,202.67/x - Step 3: Cross multiply
351,351.18x = 484,860.54 × 190,202.67 - Step 4: Simplify right side
351,351.18x = 92,221,769,285.64 - Step 5: Solve for x
x = 92,221,769,285.64/351,351.18 - Step 6: Final answer
x = 262,477.47
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1.5x scale
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.