Finding the Fourth Proportional to 349,828.60, 524,138.10 and 162,455.80
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Solution
The fourth proportional to 349,828.60, 524,138.10 and 162,455.80 is: 243,402.84
Step by Step Solution
- Step 1: Write the proportion equation
349,828.60 : 524,138.10 = 162,455.80 : x - Step 2: Convert to fraction form
349,828.60/524,138.10 = 162,455.80/x - Step 3: Cross multiply
349,828.60x = 524,138.10 × 162,455.80 - Step 4: Simplify right side
349,828.60x = 85,149,274,345.98 - Step 5: Solve for x
x = 85,149,274,345.98/349,828.60 - Step 6: Final answer
x = 243,402.84
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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.