Finding the Fourth Proportional to 349,890.14, 524,778.96 and 125,208.74
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Solution
The fourth proportional to 349,890.14, 524,778.96 and 125,208.74 is: 187,792.98
Step by Step Solution
- Step 1: Write the proportion equation
349,890.14 : 524,778.96 = 125,208.74 : x - Step 2: Convert to fraction form
349,890.14/524,778.96 = 125,208.74/x - Step 3: Cross multiply
349,890.14x = 524,778.96 × 125,208.74 - Step 4: Simplify right side
349,890.14x = 65,706,912,360.11 - Step 5: Solve for x
x = 65,706,912,360.11/349,890.14 - Step 6: Final answer
x = 187,792.98
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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.