Finding the Fourth Proportional to 349,901.08, 524,934.92 and 113,243.76
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Solution
The fourth proportional to 349,901.08, 524,934.92 and 113,243.76 is: 169,892.60
Step by Step Solution
- Step 1: Write the proportion equation
349,901.08 : 524,934.92 = 113,243.76 : x - Step 2: Convert to fraction form
349,901.08/524,934.92 = 113,243.76/x - Step 3: Cross multiply
349,901.08x = 524,934.92 × 113,243.76 - Step 4: Simplify right side
349,901.08x = 59,445,604,096.10 - Step 5: Solve for x
x = 59,445,604,096.10/349,901.08 - Step 6: Final answer
x = 169,892.60
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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.