Finding the Fourth Proportional to 800,927.48, 1,201,431.14 and 239,908.52
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Solution
The fourth proportional to 800,927.48, 1,201,431.14 and 239,908.52 is: 359,874.74
Step by Step Solution
- Step 1: Write the proportion equation
800,927.48 : 1,201,431.14 = 239,908.52 : x - Step 2: Convert to fraction form
800,927.48/1,201,431.14 = 239,908.52/x - Step 3: Cross multiply
800,927.48x = 1,201,431.14 × 239,908.52 - Step 4: Simplify right side
800,927.48x = 288,233,566,679.31 - Step 5: Solve for x
x = 288,233,566,679.31/800,927.48 - Step 6: Final answer
x = 359,874.74
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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.