Finding the Fourth Proportional to 578,326.99, 866,889.06 and 223,584.66
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Solution
The fourth proportional to 578,326.99, 866,889.06 and 223,584.66 is: 335,144.48
Step by Step Solution
- Step 1: Write the proportion equation
578,326.99 : 866,889.06 = 223,584.66 : x - Step 2: Convert to fraction form
578,326.99/866,889.06 = 223,584.66/x - Step 3: Cross multiply
578,326.99x = 866,889.06 × 223,584.66 - Step 4: Simplify right side
578,326.99x = 193,823,095,737.82 - Step 5: Solve for x
x = 193,823,095,737.82/578,326.99 - Step 6: Final answer
x = 335,144.48
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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.