Finding the Fourth Proportional to 542,521.99, 748,559.37 and 324,696.79
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Solution
The fourth proportional to 542,521.99, 748,559.37 and 324,696.79 is: 448,009.17
Step by Step Solution
- Step 1: Write the proportion equation
542,521.99 : 748,559.37 = 324,696.79 : x - Step 2: Convert to fraction form
542,521.99/748,559.37 = 324,696.79/x - Step 3: Cross multiply
542,521.99x = 748,559.37 × 324,696.79 - Step 4: Simplify right side
542,521.99x = 243,054,824,563.42 - Step 5: Solve for x
x = 243,054,824,563.42/542,521.99 - Step 6: Final answer
x = 448,009.17
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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.