Finding the Fourth Proportional to 534,648.96, 801,966.47 and 129,844.49
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Solution
The fourth proportional to 534,648.96, 801,966.47 and 129,844.49 is: 194,765.03
Step by Step Solution
- Step 1: Write the proportion equation
534,648.96 : 801,966.47 = 129,844.49 : x - Step 2: Convert to fraction form
534,648.96/801,966.47 = 129,844.49/x - Step 3: Cross multiply
534,648.96x = 801,966.47 × 129,844.49 - Step 4: Simplify right side
534,648.96x = 104,130,922,635.20 - Step 5: Solve for x
x = 104,130,922,635.20/534,648.96 - Step 6: Final answer
x = 194,765.03
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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.