Finding the Fourth Proportional to 719,888.80, 993,556.92 and 444,407.08
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Solution
The fourth proportional to 719,888.80, 993,556.92 and 444,407.08 is: 613,349.91
Step by Step Solution
- Step 1: Write the proportion equation
719,888.80 : 993,556.92 = 444,407.08 : x - Step 2: Convert to fraction form
719,888.80/993,556.92 = 444,407.08/x - Step 3: Cross multiply
719,888.80x = 993,556.92 × 444,407.08 - Step 4: Simplify right side
719,888.80x = 441,543,729,630.99 - Step 5: Solve for x
x = 441,543,729,630.99/719,888.80 - Step 6: Final answer
x = 613,349.91
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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.