Finding the Fourth Proportional to 364,509.68, 546,701.48 and 164,783.62
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Solution
The fourth proportional to 364,509.68, 546,701.48 and 164,783.62 is: 247,146.92
Step by Step Solution
- Step 1: Write the proportion equation
364,509.68 : 546,701.48 = 164,783.62 : x - Step 2: Convert to fraction form
364,509.68/546,701.48 = 164,783.62/x - Step 3: Cross multiply
364,509.68x = 546,701.48 × 164,783.62 - Step 4: Simplify right side
364,509.68x = 90,087,445,872.51 - Step 5: Solve for x
x = 90,087,445,872.51/364,509.68 - Step 6: Final answer
x = 247,146.92
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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.