Finding the Fourth Proportional to 322,098.53, 444,454.16 and 178,830.99
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Solution
The fourth proportional to 322,098.53, 444,454.16 and 178,830.99 is: 246,763.55
Step by Step Solution
- Step 1: Write the proportion equation
322,098.53 : 444,454.16 = 178,830.99 : x - Step 2: Convert to fraction form
322,098.53/444,454.16 = 178,830.99/x - Step 3: Cross multiply
322,098.53x = 444,454.16 × 178,830.99 - Step 4: Simplify right side
322,098.53x = 79,482,176,548.26 - Step 5: Solve for x
x = 79,482,176,548.26/322,098.53 - Step 6: Final answer
x = 246,763.55
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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.