Finding the Fourth Proportional to 519,907.24, 717,515.94 and 293,593.96
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Solution
The fourth proportional to 519,907.24, 717,515.94 and 293,593.96 is: 405,184.48
Step by Step Solution
- Step 1: Write the proportion equation
519,907.24 : 717,515.94 = 293,593.96 : x - Step 2: Convert to fraction form
519,907.24/717,515.94 = 293,593.96/x - Step 3: Cross multiply
519,907.24x = 717,515.94 × 293,593.96 - Step 4: Simplify right side
519,907.24x = 210,658,346,187.72 - Step 5: Solve for x
x = 210,658,346,187.72/519,907.24 - Step 6: Final answer
x = 405,184.48
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1.5x scale
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.