Finding the Fourth Proportional to 277,466.84, 416,419.08 and 142,525.44
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Solution
The fourth proportional to 277,466.84, 416,419.08 and 142,525.44 is: 213,900.56
Step by Step Solution
- Step 1: Write the proportion equation
277,466.84 : 416,419.08 = 142,525.44 : x - Step 2: Convert to fraction form
277,466.84/416,419.08 = 142,525.44/x - Step 3: Cross multiply
277,466.84x = 416,419.08 × 142,525.44 - Step 4: Simplify right side
277,466.84x = 59,350,312,601.40 - Step 5: Solve for x
x = 59,350,312,601.40/277,466.84 - Step 6: Final answer
x = 213,900.56
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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.