Finding the Fourth Proportional to 424,929.01, 586,379.77 and 233,905.09
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Solution
The fourth proportional to 424,929.01, 586,379.77 and 233,905.09 is: 322,776.77
Step by Step Solution
- Step 1: Write the proportion equation
424,929.01 : 586,379.77 = 233,905.09 : x - Step 2: Convert to fraction form
424,929.01/586,379.77 = 233,905.09/x - Step 3: Cross multiply
424,929.01x = 586,379.77 × 233,905.09 - Step 4: Simplify right side
424,929.01x = 137,157,212,876.03 - Step 5: Solve for x
x = 137,157,212,876.03/424,929.01 - Step 6: Final answer
x = 322,776.77
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1.5x scale
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.