Finding the Fourth Proportional to 322,971.09, 484,130.97 and 203,113.70
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Solution
The fourth proportional to 322,971.09, 484,130.97 and 203,113.70 is: 304,465.73
Step by Step Solution
- Step 1: Write the proportion equation
322,971.09 : 484,130.97 = 203,113.70 : x - Step 2: Convert to fraction form
322,971.09/484,130.97 = 203,113.70/x - Step 3: Cross multiply
322,971.09x = 484,130.97 × 203,113.70 - Step 4: Simplify right side
322,971.09x = 98,333,630,278.01 - Step 5: Solve for x
x = 98,333,630,278.01/322,971.09 - Step 6: Final answer
x = 304,465.73
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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.