Finding the Fourth Proportional to 423,044.76, 634,760.91 and 183,232.00
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Solution
The fourth proportional to 423,044.76, 634,760.91 and 183,232.00 is: 274,931.94
Step by Step Solution
- Step 1: Write the proportion equation
423,044.76 : 634,760.91 = 183,232.00 : x - Step 2: Convert to fraction form
423,044.76/634,760.91 = 183,232.00/x - Step 3: Cross multiply
423,044.76x = 634,760.91 × 183,232.00 - Step 4: Simplify right side
423,044.76x = 116,308,514,155.18 - Step 5: Solve for x
x = 116,308,514,155.18/423,044.76 - Step 6: Final answer
x = 274,931.94
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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.