Finding the Fourth Proportional to 349,509.06, 524,177.19 and 149,806.80
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Solution
The fourth proportional to 349,509.06, 524,177.19 and 149,806.80 is: 224,673.17
Step by Step Solution
- Step 1: Write the proportion equation
349,509.06 : 524,177.19 = 149,806.80 : x - Step 2: Convert to fraction form
349,509.06/524,177.19 = 149,806.80/x - Step 3: Cross multiply
349,509.06x = 524,177.19 × 149,806.80 - Step 4: Simplify right side
349,509.06x = 78,525,307,466.89 - Step 5: Solve for x
x = 78,525,307,466.89/349,509.06 - Step 6: Final answer
x = 224,673.17
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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.