Finding the Fourth Proportional to 527,401.24, 791,386.08 and 349,991.80
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Solution
The fourth proportional to 527,401.24, 791,386.08 and 349,991.80 is: 525,176.31
Step by Step Solution
- Step 1: Write the proportion equation
527,401.24 : 791,386.08 = 349,991.80 : x - Step 2: Convert to fraction form
527,401.24/791,386.08 = 349,991.80/x - Step 3: Cross multiply
527,401.24x = 791,386.08 × 349,991.80 - Step 4: Simplify right side
527,401.24x = 276,978,638,634.14 - Step 5: Solve for x
x = 276,978,638,634.14/527,401.24 - Step 6: Final answer
x = 525,176.31
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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.