Finding the Fourth Proportional to 364,572.80, 546,859.20 and 164,899.70
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Solution
The fourth proportional to 364,572.80, 546,859.20 and 164,899.70 is: 247,349.55
Step by Step Solution
- Step 1: Write the proportion equation
364,572.80 : 546,859.20 = 164,899.70 : x - Step 2: Convert to fraction form
364,572.80/546,859.20 = 164,899.70/x - Step 3: Cross multiply
364,572.80x = 546,859.20 × 164,899.70 - Step 4: Simplify right side
364,572.80x = 90,176,918,022.24 - Step 5: Solve for x
x = 90,176,918,022.24/364,572.80 - Step 6: Final answer
x = 247,349.55
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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.