Finding the Fourth Proportional to 432,296.57, 648,110.75 and 162,418.99
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Solution
The fourth proportional to 432,296.57, 648,110.75 and 162,418.99 is: 243,502.96
Step by Step Solution
- Step 1: Write the proportion equation
432,296.57 : 648,110.75 = 162,418.99 : x - Step 2: Convert to fraction form
432,296.57/648,110.75 = 162,418.99/x - Step 3: Cross multiply
432,296.57x = 648,110.75 × 162,418.99 - Step 4: Simplify right side
432,296.57x = 105,265,494,231.32 - Step 5: Solve for x
x = 105,265,494,231.32/432,296.57 - Step 6: Final answer
x = 243,502.96
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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.