Finding the Fourth Proportional to 416,537.60, 624,437.76 and 194,862.08
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Solution
The fourth proportional to 416,537.60, 624,437.76 and 194,862.08 is: 292,120.67
Step by Step Solution
- Step 1: Write the proportion equation
416,537.60 : 624,437.76 = 194,862.08 : x - Step 2: Convert to fraction form
416,537.60/624,437.76 = 194,862.08/x - Step 3: Cross multiply
416,537.60x = 624,437.76 × 194,862.08 - Step 4: Simplify right side
416,537.60x = 121,679,240,744.14 - Step 5: Solve for x
x = 121,679,240,744.14/416,537.60 - Step 6: Final answer
x = 292,120.67
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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.