Finding the Fourth Proportional to 519,904.68, 779,949.16 and 235,583.75
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Solution
The fourth proportional to 519,904.68, 779,949.16 and 235,583.75 is: 353,417.38
Step by Step Solution
- Step 1: Write the proportion equation
519,904.68 : 779,949.16 = 235,583.75 : x - Step 2: Convert to fraction form
519,904.68/779,949.16 = 235,583.75/x - Step 3: Cross multiply
519,904.68x = 779,949.16 × 235,583.75 - Step 4: Simplify right side
519,904.68x = 183,743,347,922.15 - Step 5: Solve for x
x = 183,743,347,922.15/519,904.68 - Step 6: Final answer
x = 353,417.38
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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.