Finding the Fourth Proportional to 239,284.40, 358,587.95 and 132,715.26
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Solution
The fourth proportional to 239,284.40, 358,587.95 and 132,715.26 is: 198,885.06
Step by Step Solution
- Step 1: Write the proportion equation
239,284.40 : 358,587.95 = 132,715.26 : x - Step 2: Convert to fraction form
239,284.40/358,587.95 = 132,715.26/x - Step 3: Cross multiply
239,284.40x = 358,587.95 × 132,715.26 - Step 4: Simplify right side
239,284.40x = 47,590,092,353.54 - Step 5: Solve for x
x = 47,590,092,353.54/239,284.40 - Step 6: Final answer
x = 198,885.06
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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.