Finding the Fourth Proportional to 424,187.35, 636,247.95 and 246,581.08
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Solution
The fourth proportional to 424,187.35, 636,247.95 and 246,581.08 is: 369,852.39
Step by Step Solution
- Step 1: Write the proportion equation
424,187.35 : 636,247.95 = 246,581.08 : x - Step 2: Convert to fraction form
424,187.35/636,247.95 = 246,581.08/x - Step 3: Cross multiply
424,187.35x = 636,247.95 × 246,581.08 - Step 4: Simplify right side
424,187.35x = 156,886,706,658.79 - Step 5: Solve for x
x = 156,886,706,658.79/424,187.35 - Step 6: Final answer
x = 369,852.39
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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.