Finding the Fourth Proportional to 634,882.92, 876,135.82 and 348,407.80
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Solution
The fourth proportional to 634,882.92, 876,135.82 and 348,407.80 is: 480,801.33
Step by Step Solution
- Step 1: Write the proportion equation
634,882.92 : 876,135.82 = 348,407.80 : x - Step 2: Convert to fraction form
634,882.92/876,135.82 = 348,407.80/x - Step 3: Cross multiply
634,882.92x = 876,135.82 × 348,407.80 - Step 4: Simplify right side
634,882.92x = 305,252,553,547.40 - Step 5: Solve for x
x = 305,252,553,547.40/634,882.92 - Step 6: Final answer
x = 480,801.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.