Finding the Fourth Proportional to 377,134.44, 520,454.36 and 205,062.20
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Solution
The fourth proportional to 377,134.44, 520,454.36 and 205,062.20 is: 282,990.64
Step by Step Solution
- Step 1: Write the proportion equation
377,134.44 : 520,454.36 = 205,062.20 : x - Step 2: Convert to fraction form
377,134.44/520,454.36 = 205,062.20/x - Step 3: Cross multiply
377,134.44x = 520,454.36 × 205,062.20 - Step 4: Simplify right side
377,134.44x = 106,725,516,061.19 - Step 5: Solve for x
x = 106,725,516,061.19/377,134.44 - Step 6: Final answer
x = 282,990.64
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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.