Finding the Fourth Proportional to 348,134.18, 522,208.52 and 111,476.13
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Solution
The fourth proportional to 348,134.18, 522,208.52 and 111,476.13 is: 167,216.52
Step by Step Solution
- Step 1: Write the proportion equation
348,134.18 : 522,208.52 = 111,476.13 : x - Step 2: Convert to fraction form
348,134.18/522,208.52 = 111,476.13/x - Step 3: Cross multiply
348,134.18x = 522,208.52 × 111,476.13 - Step 4: Simplify right side
348,134.18x = 58,213,784,305.25 - Step 5: Solve for x
x = 58,213,784,305.25/348,134.18 - Step 6: Final answer
x = 167,216.52
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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.