Finding the Fourth Proportional to 424,472.98, 636,555.39 and 232,490.02
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Solution
The fourth proportional to 424,472.98, 636,555.39 and 232,490.02 is: 348,650.64
Step by Step Solution
- Step 1: Write the proportion equation
424,472.98 : 636,555.39 = 232,490.02 : x - Step 2: Convert to fraction form
424,472.98/636,555.39 = 232,490.02/x - Step 3: Cross multiply
424,472.98x = 636,555.39 × 232,490.02 - Step 4: Simplify right side
424,472.98x = 147,992,775,352.21 - Step 5: Solve for x
x = 147,992,775,352.21/424,472.98 - Step 6: Final answer
x = 348,650.64
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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.